[U-Boot] [PATCH 0/5] arm: remove leftover code for dm* SoCs

From: Bartosz Golaszewski bgolaszewski@baylibre.com
Commit 6761946fb716 ("arm: Remove unmaintained davinci boards") removed support for certain DaVinci platforms. We still want to support the da850 chips though and I'm currently working on converting all remaining drivers to using the driver model (please don't remove it yet :)).
This series is the first step: let's remove all leftover dead code. This will make things easier when adding support for driver model to NAND and EMAC drivers.
Bartosz Golaszewski (5): net: davinci_emac: drop support for unused PHYs arm: davinci: remove dead code for PHYs used by DaVinci DM* boards nand: davinci: remove dead code for dm644x usb: musb_hcd: remove unnecessary ifdefs for dm* SoCs arm: davinci: remove leftover code for dm* SoCs
arch/arm/mach-davinci/Makefile | 1 - arch/arm/mach-davinci/cpu.c | 116 ----- arch/arm/mach-davinci/dm355.c | 29 -- arch/arm/mach-davinci/dm365.c | 19 - arch/arm/mach-davinci/dm365_lowlevel.c | 459 ------------------ arch/arm/mach-davinci/dm644x.c | 80 --- arch/arm/mach-davinci/dm646x.c | 25 - arch/arm/mach-davinci/dp83848.c | 127 ----- arch/arm/mach-davinci/et1011c.c | 41 -- .../mach-davinci/include/mach/davinci_misc.h | 4 +- .../arm/mach-davinci/include/mach/emac_defs.h | 56 --- arch/arm/mach-davinci/include/mach/gpio.h | 14 +- arch/arm/mach-davinci/include/mach/hardware.h | 216 --------- arch/arm/mach-davinci/include/mach/i2c_defs.h | 4 - .../mach-davinci/include/mach/syscfg_defs.h | 49 -- arch/arm/mach-davinci/ksz8873.c | 52 -- arch/arm/mach-davinci/lxt972.c | 112 ----- arch/arm/mach-davinci/misc.c | 5 +- arch/arm/mach-davinci/psc.c | 76 --- arch/arm/mach-davinci/spl.c | 5 - drivers/mtd/nand/raw/davinci_nand.c | 39 -- drivers/net/ti/davinci_emac.c | 55 +-- drivers/usb/musb/musb_hcd.c | 6 - 23 files changed, 9 insertions(+), 1581 deletions(-) delete mode 100644 arch/arm/mach-davinci/dm355.c delete mode 100644 arch/arm/mach-davinci/dm365.c delete mode 100644 arch/arm/mach-davinci/dm365_lowlevel.c delete mode 100644 arch/arm/mach-davinci/dm644x.c delete mode 100644 arch/arm/mach-davinci/dm646x.c delete mode 100644 arch/arm/mach-davinci/dp83848.c delete mode 100644 arch/arm/mach-davinci/et1011c.c delete mode 100644 arch/arm/mach-davinci/include/mach/syscfg_defs.h delete mode 100644 arch/arm/mach-davinci/ksz8873.c delete mode 100644 arch/arm/mach-davinci/lxt972.c

From: Bartosz Golaszewski bgolaszewski@baylibre.com
The boards with SoCs from the DaVinci DM* family used to come with different PHYs that needed special support implemented in mach-davinci.
Since the support for these chips has long been removed, we can now drop this unnused code from the emac driver.
Signed-off-by: Bartosz Golaszewski bgolaszewski@baylibre.com --- drivers/net/ti/davinci_emac.c | 55 ++++------------------------------- 1 file changed, 6 insertions(+), 49 deletions(-)
diff --git a/drivers/net/ti/davinci_emac.c b/drivers/net/ti/davinci_emac.c index bb879d8d4f..9d53984973 100644 --- a/drivers/net/ti/davinci_emac.c +++ b/drivers/net/ti/davinci_emac.c @@ -816,55 +816,12 @@ int davinci_emac_initialize(void)
phy_id |= tmp & 0x0000ffff;
- switch (phy_id) { -#ifdef PHY_KSZ8873 - case PHY_KSZ8873: - sprintf(phy[i].name, "KSZ8873 @ 0x%02x", - active_phy_addr[i]); - phy[i].init = ksz8873_init_phy; - phy[i].is_phy_connected = ksz8873_is_phy_connected; - phy[i].get_link_speed = ksz8873_get_link_speed; - phy[i].auto_negotiate = ksz8873_auto_negotiate; - break; -#endif -#ifdef PHY_LXT972 - case PHY_LXT972: - sprintf(phy[i].name, "LXT972 @ 0x%02x", - active_phy_addr[i]); - phy[i].init = lxt972_init_phy; - phy[i].is_phy_connected = lxt972_is_phy_connected; - phy[i].get_link_speed = lxt972_get_link_speed; - phy[i].auto_negotiate = lxt972_auto_negotiate; - break; -#endif -#ifdef PHY_DP83848 - case PHY_DP83848: - sprintf(phy[i].name, "DP83848 @ 0x%02x", - active_phy_addr[i]); - phy[i].init = dp83848_init_phy; - phy[i].is_phy_connected = dp83848_is_phy_connected; - phy[i].get_link_speed = dp83848_get_link_speed; - phy[i].auto_negotiate = dp83848_auto_negotiate; - break; -#endif -#ifdef PHY_ET1011C - case PHY_ET1011C: - sprintf(phy[i].name, "ET1011C @ 0x%02x", - active_phy_addr[i]); - phy[i].init = gen_init_phy; - phy[i].is_phy_connected = gen_is_phy_connected; - phy[i].get_link_speed = et1011c_get_link_speed; - phy[i].auto_negotiate = gen_auto_negotiate; - break; -#endif - default: - sprintf(phy[i].name, "GENERIC @ 0x%02x", - active_phy_addr[i]); - phy[i].init = gen_init_phy; - phy[i].is_phy_connected = gen_is_phy_connected; - phy[i].get_link_speed = gen_get_link_speed; - phy[i].auto_negotiate = gen_auto_negotiate; - } + sprintf(phy[i].name, "GENERIC @ 0x%02x", + active_phy_addr[i]); + phy[i].init = gen_init_phy; + phy[i].is_phy_connected = gen_is_phy_connected; + phy[i].get_link_speed = gen_get_link_speed; + phy[i].auto_negotiate = gen_auto_negotiate;
debug("Ethernet PHY: %s\n", phy[i].name);

On Mon, Apr 29, 2019 at 06:37:08PM +0200, Bartosz Golaszewski wrote:
From: Bartosz Golaszewski bgolaszewski@baylibre.com
The boards with SoCs from the DaVinci DM* family used to come with different PHYs that needed special support implemented in mach-davinci.
Since the support for these chips has long been removed, we can now drop this unnused code from the emac driver.
Signed-off-by: Bartosz Golaszewski bgolaszewski@baylibre.com
Applied to u-boot/master, thanks!

From: Bartosz Golaszewski bgolaszewski@baylibre.com
The support for DaVinci DM* boards has been dropped a while ago. The code for all those PHYs is no longer used and they have their own proper PHY drivers in drivers/net/phy anyway. Remove all dead code.
Signed-off-by: Bartosz Golaszewski bgolaszewski@baylibre.com --- arch/arm/mach-davinci/Makefile | 1 - arch/arm/mach-davinci/dp83848.c | 127 ------------------ arch/arm/mach-davinci/et1011c.c | 41 ------ .../arm/mach-davinci/include/mach/emac_defs.h | 21 --- arch/arm/mach-davinci/ksz8873.c | 52 ------- arch/arm/mach-davinci/lxt972.c | 112 --------------- 6 files changed, 354 deletions(-) delete mode 100644 arch/arm/mach-davinci/dp83848.c delete mode 100644 arch/arm/mach-davinci/et1011c.c delete mode 100644 arch/arm/mach-davinci/ksz8873.c delete mode 100644 arch/arm/mach-davinci/lxt972.c
diff --git a/arch/arm/mach-davinci/Makefile b/arch/arm/mach-davinci/Makefile index df43b1d7e0..6887fe05dd 100644 --- a/arch/arm/mach-davinci/Makefile +++ b/arch/arm/mach-davinci/Makefile @@ -12,7 +12,6 @@ obj-$(CONFIG_SOC_DM365) += dm365.o obj-$(CONFIG_SOC_DM644X) += dm644x.o obj-$(CONFIG_SOC_DM646X) += dm646x.o obj-$(CONFIG_SOC_DA850) += da850_pinmux.o -obj-$(CONFIG_DRIVER_TI_EMAC) += lxt972.o dp83848.o et1011c.o ksz8873.o
ifdef CONFIG_SPL_BUILD obj-$(CONFIG_SPL_FRAMEWORK) += spl.o diff --git a/arch/arm/mach-davinci/dp83848.c b/arch/arm/mach-davinci/dp83848.c deleted file mode 100644 index 7115d7bad2..0000000000 --- a/arch/arm/mach-davinci/dp83848.c +++ /dev/null @@ -1,127 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * National Semiconductor DP83848 PHY Driver for TI DaVinci - * (TMS320DM644x) based boards. - * - * Copyright (C) 2007 Sergey Kubushyn ksi@koi8.net - * - * -------------------------------------------------------- - */ - -#include <common.h> -#include <net.h> -#include <dp83848.h> -#include <asm/arch/emac_defs.h> -#include "../../../drivers/net/ti/davinci_emac.h" - -#ifdef CONFIG_DRIVER_TI_EMAC - -#ifdef CONFIG_CMD_NET - -int dp83848_is_phy_connected(int phy_addr) -{ - u_int16_t id1, id2; - - if (!davinci_eth_phy_read(phy_addr, DP83848_PHYID1_REG, &id1)) - return(0); - if (!davinci_eth_phy_read(phy_addr, DP83848_PHYID2_REG, &id2)) - return(0); - - if ((id1 == DP83848_PHYID1_OUI) && (id2 == DP83848_PHYID2_OUI)) - return(1); - - return(0); -} - -int dp83848_get_link_speed(int phy_addr) -{ - u_int16_t tmp; - volatile emac_regs* emac = (emac_regs *)EMAC_BASE_ADDR; - - if (!davinci_eth_phy_read(phy_addr, DP83848_STAT_REG, &tmp)) - return(0); - - if (!(tmp & DP83848_LINK_STATUS)) /* link up? */ - return(0); - - if (!davinci_eth_phy_read(phy_addr, DP83848_PHY_STAT_REG, &tmp)) - return(0); - - /* Speed doesn't matter, there is no setting for it in EMAC... */ - if (tmp & DP83848_DUPLEX) { - /* set DM644x EMAC for Full Duplex */ - emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE | - EMAC_MACCONTROL_FULLDUPLEX_ENABLE; - } else { - /*set DM644x EMAC for Half Duplex */ - emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE; - } - - return(1); -} - - -int dp83848_init_phy(int phy_addr) -{ - int ret = 1; - - if (!dp83848_get_link_speed(phy_addr)) { - /* Try another time */ - udelay(100000); - ret = dp83848_get_link_speed(phy_addr); - } - - /* Disable PHY Interrupts */ - davinci_eth_phy_write(phy_addr, DP83848_PHY_INTR_CTRL_REG, 0); - - return(ret); -} - - -int dp83848_auto_negotiate(int phy_addr) -{ - u_int16_t tmp; - - - if (!davinci_eth_phy_read(phy_addr, DP83848_CTL_REG, &tmp)) - return(0); - - /* Restart Auto_negotiation */ - tmp &= ~DP83848_AUTONEG; /* remove autonegotiation enable */ - tmp |= DP83848_ISOLATE; /* Electrically isolate PHY */ - davinci_eth_phy_write(phy_addr, DP83848_CTL_REG, tmp); - - /* Set the Auto_negotiation Advertisement Register - * MII advertising for Next page, 100BaseTxFD and HD, - * 10BaseTFD and HD, IEEE 802.3 - */ - tmp = DP83848_NP | DP83848_TX_FDX | DP83848_TX_HDX | - DP83848_10_FDX | DP83848_10_HDX | DP83848_AN_IEEE_802_3; - davinci_eth_phy_write(phy_addr, DP83848_ANA_REG, tmp); - - - /* Read Control Register */ - if (!davinci_eth_phy_read(phy_addr, DP83848_CTL_REG, &tmp)) - return(0); - - tmp |= DP83848_SPEED_SELECT | DP83848_AUTONEG | DP83848_DUPLEX_MODE; - davinci_eth_phy_write(phy_addr, DP83848_CTL_REG, tmp); - - /* Restart Auto_negotiation */ - tmp |= DP83848_RESTART_AUTONEG; - davinci_eth_phy_write(phy_addr, DP83848_CTL_REG, tmp); - - /*check AutoNegotiate complete */ - udelay(10000); - if (!davinci_eth_phy_read(phy_addr, DP83848_STAT_REG, &tmp)) - return(0); - - if (!(tmp & DP83848_AUTONEG_COMP)) - return(0); - - return (dp83848_get_link_speed(phy_addr)); -} - -#endif /* CONFIG_CMD_NET */ - -#endif /* CONFIG_DRIVER_ETHER */ diff --git a/arch/arm/mach-davinci/et1011c.c b/arch/arm/mach-davinci/et1011c.c deleted file mode 100644 index bfb7ff2689..0000000000 --- a/arch/arm/mach-davinci/et1011c.c +++ /dev/null @@ -1,41 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * LSI ET1011C PHY Driver for TI DaVinci(TMS320DM6467) board. - * - * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ - */ - -#include <common.h> -#include <net.h> -#include <miiphy.h> -#include <asm/arch/emac_defs.h> -#include "../../../drivers/net/ti/davinci_emac.h" - -#ifdef CONFIG_DRIVER_TI_EMAC - -#ifdef CONFIG_CMD_NET - -/* LSI PHYSICAL LAYER TRANSCEIVER ET1011C */ - -#define MII_PHY_CONFIG_REG 22 - -/* PHY Config bits */ -#define PHY_SYS_CLK_EN (1 << 4) - -int et1011c_get_link_speed(int phy_addr) -{ - u_int16_t data; - - if (davinci_eth_phy_read(phy_addr, MII_STATUS_REG, &data) && (data & 0x04)) { - davinci_eth_phy_read(phy_addr, MII_PHY_CONFIG_REG, &data); - /* Enable 125MHz clock sourced from PHY */ - davinci_eth_phy_write(phy_addr, MII_PHY_CONFIG_REG, - data | PHY_SYS_CLK_EN); - return (1); - } - return (0); -} - -#endif /* CONFIG_CMD_NET */ - -#endif /* CONFIG_DRIVER_ETHER */ diff --git a/arch/arm/mach-davinci/include/mach/emac_defs.h b/arch/arm/mach-davinci/include/mach/emac_defs.h index b08d06dd24..2e85d842c0 100644 --- a/arch/arm/mach-davinci/include/mach/emac_defs.h +++ b/arch/arm/mach-davinci/include/mach/emac_defs.h @@ -69,25 +69,4 @@ #define EMAC_MDIO_CLOCK_FREQ 2000000 /* 2.0 MHz */ #endif
-#define PHY_KSZ8873 (0x00221450) -int ksz8873_is_phy_connected(int phy_addr); -int ksz8873_get_link_speed(int phy_addr); -int ksz8873_init_phy(int phy_addr); -int ksz8873_auto_negotiate(int phy_addr); - -#define PHY_LXT972 (0x001378e2) -int lxt972_is_phy_connected(int phy_addr); -int lxt972_get_link_speed(int phy_addr); -int lxt972_init_phy(int phy_addr); -int lxt972_auto_negotiate(int phy_addr); - -#define PHY_DP83848 (0x20005c90) -int dp83848_is_phy_connected(int phy_addr); -int dp83848_get_link_speed(int phy_addr); -int dp83848_init_phy(int phy_addr); -int dp83848_auto_negotiate(int phy_addr); - -#define PHY_ET1011C (0x282f013) -int et1011c_get_link_speed(int phy_addr); - #endif /* _DM644X_EMAC_H_ */ diff --git a/arch/arm/mach-davinci/ksz8873.c b/arch/arm/mach-davinci/ksz8873.c deleted file mode 100644 index 85b0c2620c..0000000000 --- a/arch/arm/mach-davinci/ksz8873.c +++ /dev/null @@ -1,52 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Micrel KSZ8873 PHY Driver for TI DaVinci - * (TMS320DM644x) based boards. - * - * Copyright (C) 2011 Heiko Schocher <hsdenx.de> - * - * based on: - * National Semiconductor DP83848 PHY Driver for TI DaVinci - * (TMS320DM644x) based boards. - * - * Copyright (C) 2007 Sergey Kubushyn ksi@koi8.net - * - * -------------------------------------------------------- - */ - -#include <common.h> -#include <miiphy.h> -#include <net.h> -#include <asm/arch/emac_defs.h> -#include <asm/io.h> -#include "../../../drivers/net/ti/davinci_emac.h" - -int ksz8873_is_phy_connected(int phy_addr) -{ - u_int16_t dummy; - - return davinci_eth_phy_read(phy_addr, MII_PHYSID1, &dummy); -} - -int ksz8873_get_link_speed(int phy_addr) -{ - emac_regs *emac = (emac_regs *)EMAC_BASE_ADDR; - - /* we always have a link to the switch, 100 FD */ - writel((EMAC_MACCONTROL_MIIEN_ENABLE | - EMAC_MACCONTROL_FULLDUPLEX_ENABLE), - &emac->MACCONTROL); - return 1; -} - - -int ksz8873_init_phy(int phy_addr) -{ - return 1; -} - - -int ksz8873_auto_negotiate(int phy_addr) -{ - return dp83848_get_link_speed(phy_addr); -} diff --git a/arch/arm/mach-davinci/lxt972.c b/arch/arm/mach-davinci/lxt972.c deleted file mode 100644 index b54f67dbfe..0000000000 --- a/arch/arm/mach-davinci/lxt972.c +++ /dev/null @@ -1,112 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Intel LXT971/LXT972 PHY Driver for TI DaVinci - * (TMS320DM644x) based boards. - * - * Copyright (C) 2007 Sergey Kubushyn ksi@koi8.net - * - * -------------------------------------------------------- - */ - -#include <common.h> -#include <net.h> -#include <miiphy.h> -#include <lxt971a.h> -#include <asm/arch/emac_defs.h> -#include "../../../drivers/net/ti/davinci_emac.h" - -#ifdef CONFIG_DRIVER_TI_EMAC - -#ifdef CONFIG_CMD_NET - -int lxt972_is_phy_connected(int phy_addr) -{ - u_int16_t id1, id2; - - if (!davinci_eth_phy_read(phy_addr, MII_PHYSID1, &id1)) - return(0); - if (!davinci_eth_phy_read(phy_addr, MII_PHYSID2, &id2)) - return(0); - - if ((id1 == (0x0013)) && ((id2 & 0xfff0) == 0x78e0)) - return(1); - - return(0); -} - -int lxt972_get_link_speed(int phy_addr) -{ - u_int16_t stat1, tmp; - volatile emac_regs *emac = (emac_regs *)EMAC_BASE_ADDR; - - if (!davinci_eth_phy_read(phy_addr, PHY_LXT971_STAT2, &stat1)) - return(0); - - if (!(stat1 & PHY_LXT971_STAT2_LINK)) /* link up? */ - return(0); - - if (!davinci_eth_phy_read(phy_addr, PHY_LXT971_DIG_CFG, &tmp)) - return(0); - - tmp |= PHY_LXT971_DIG_CFG_MII_DRIVE; - - davinci_eth_phy_write(phy_addr, PHY_LXT971_DIG_CFG, tmp); - /* Read back */ - if (!davinci_eth_phy_read(phy_addr, PHY_LXT971_DIG_CFG, &tmp)) - return(0); - - /* Speed doesn't matter, there is no setting for it in EMAC... */ - if (stat1 & PHY_LXT971_STAT2_DUPLEX_MODE) { - /* set DM644x EMAC for Full Duplex */ - emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE | - EMAC_MACCONTROL_FULLDUPLEX_ENABLE; - } else { - /*set DM644x EMAC for Half Duplex */ - emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE; - } - - return(1); -} - - -int lxt972_init_phy(int phy_addr) -{ - int ret = 1; - - if (!lxt972_get_link_speed(phy_addr)) { - /* Try another time */ - ret = lxt972_get_link_speed(phy_addr); - } - - /* Disable PHY Interrupts */ - davinci_eth_phy_write(phy_addr, PHY_LXT971_INT_ENABLE, 0); - - return(ret); -} - - -int lxt972_auto_negotiate(int phy_addr) -{ - u_int16_t tmp; - - if (!davinci_eth_phy_read(phy_addr, MII_BMCR, &tmp)) - return(0); - - /* Restart Auto_negotiation */ - tmp |= BMCR_ANRESTART; - davinci_eth_phy_write(phy_addr, MII_BMCR, tmp); - - /*check AutoNegotiate complete */ - udelay (10000); - if (!davinci_eth_phy_read(phy_addr, MII_BMSR, &tmp)) - return(0); - - if (!(tmp & BMSR_ANEGCOMPLETE)) - return(0); - - return (lxt972_get_link_speed(phy_addr)); -} - -#endif /* CONFIG_CMD_NET */ - -#endif /* CONFIG_DRIVER_ETHER */

On Mon, Apr 29, 2019 at 06:37:09PM +0200, Bartosz Golaszewski wrote:
From: Bartosz Golaszewski bgolaszewski@baylibre.com
The support for DaVinci DM* boards has been dropped a while ago. The code for all those PHYs is no longer used and they have their own proper PHY drivers in drivers/net/phy anyway. Remove all dead code.
Signed-off-by: Bartosz Golaszewski bgolaszewski@baylibre.com
Applied to u-boot/master, thanks!

From: Bartosz Golaszewski bgolaszewski@baylibre.com
The support for DaVinci DM* SoCs has been dropped. The code that used to be relevant to dm644x is no longer needed. Remove it.
Signed-off-by: Bartosz Golaszewski bgolaszewski@baylibre.com --- drivers/mtd/nand/raw/davinci_nand.c | 39 ----------------------------- 1 file changed, 39 deletions(-)
diff --git a/drivers/mtd/nand/raw/davinci_nand.c b/drivers/mtd/nand/raw/davinci_nand.c index e6a84a52b4..cfa9b535c8 100644 --- a/drivers/mtd/nand/raw/davinci_nand.c +++ b/drivers/mtd/nand/raw/davinci_nand.c @@ -730,43 +730,6 @@ static int nand_davinci_dev_ready(struct mtd_info *mtd) return __raw_readl(&davinci_emif_regs->nandfsr) & 0x1; }
-static void nand_flash_init(void) -{ - /* This is for DM6446 EVM and *very* similar. DO NOT GROW THIS! - * Instead, have your board_init() set EMIF timings, based on its - * knowledge of the clocks and what devices are hooked up ... and - * don't even do that unless no UBL handled it. - */ -#ifdef CONFIG_SOC_DM644X - u_int32_t acfg1 = 0x3ffffffc; - - /*------------------------------------------------------------------* - * NAND FLASH CHIP TIMEOUT @ 459 MHz * - * * - * AEMIF.CLK freq = PLL1/6 = 459/6 = 76.5 MHz * - * AEMIF.CLK period = 1/76.5 MHz = 13.1 ns * - * * - *------------------------------------------------------------------*/ - acfg1 = 0 - | (0 << 31) /* selectStrobe */ - | (0 << 30) /* extWait */ - | (1 << 26) /* writeSetup 10 ns */ - | (3 << 20) /* writeStrobe 40 ns */ - | (1 << 17) /* writeHold 10 ns */ - | (1 << 13) /* readSetup 10 ns */ - | (5 << 7) /* readStrobe 60 ns */ - | (1 << 4) /* readHold 10 ns */ - | (3 << 2) /* turnAround ?? ns */ - | (0 << 0) /* asyncSize 8-bit bus */ - ; - - __raw_writel(acfg1, &davinci_emif_regs->ab1cr); /* CS2 */ - - /* NAND flash on CS2 */ - __raw_writel(0x00000101, &davinci_emif_regs->nandfcr); -#endif -} - void davinci_nand_init(struct nand_chip *nand) { #if defined CONFIG_KEYSTONE_RBL_NAND @@ -820,8 +783,6 @@ void davinci_nand_init(struct nand_chip *nand) nand->write_buf = nand_davinci_write_buf;
nand->dev_ready = nand_davinci_dev_ready; - - nand_flash_init(); }
int board_nand_init(struct nand_chip *chip) __attribute__((weak));

On Mon, Apr 29, 2019 at 06:37:10PM +0200, Bartosz Golaszewski wrote:
From: Bartosz Golaszewski bgolaszewski@baylibre.com
The support for DaVinci DM* SoCs has been dropped. The code that used to be relevant to dm644x is no longer needed. Remove it.
Signed-off-by: Bartosz Golaszewski bgolaszewski@baylibre.com
Applied to u-boot/master, thanks!

From: Bartosz Golaszewski bgolaszewski@baylibre.com
The support for DaVinci DM* SoCs has been dropped. The ifdefs in the musb_hcd driver are no longer needed. Remove them.
Signed-off-by: Bartosz Golaszewski bgolaszewski@baylibre.com --- drivers/usb/musb/musb_hcd.c | 6 ------ 1 file changed, 6 deletions(-)
diff --git a/drivers/usb/musb/musb_hcd.c b/drivers/usb/musb/musb_hcd.c index 2ee0f23b7e..1f2805270a 100644 --- a/drivers/usb/musb/musb_hcd.c +++ b/drivers/usb/musb/musb_hcd.c @@ -327,9 +327,7 @@ static int ctrlreq_out_data_phase(struct usb_device *dev, u32 len, void *buffer) csr = readw(&musbr->txcsr); csr |= MUSB_CSR0_TXPKTRDY; -#if !defined(CONFIG_SOC_DM365) csr |= MUSB_CSR0_H_DIS_PING; -#endif writew(csr, &musbr->txcsr); result = wait_until_ep0_ready(dev, MUSB_CSR0_TXPKTRDY); if (result < 0) @@ -352,9 +350,7 @@ static int ctrlreq_out_status_phase(struct usb_device *dev) /* Set the StatusPkt bit */ csr = readw(&musbr->txcsr); csr |= (MUSB_CSR0_TXPKTRDY | MUSB_CSR0_H_STATUSPKT); -#if !defined(CONFIG_SOC_DM365) csr |= MUSB_CSR0_H_DIS_PING; -#endif writew(csr, &musbr->txcsr);
/* Wait until TXPKTRDY bit is cleared */ @@ -372,9 +368,7 @@ static int ctrlreq_in_status_phase(struct usb_device *dev)
/* Set the StatusPkt bit and ReqPkt bit */ csr = MUSB_CSR0_H_REQPKT | MUSB_CSR0_H_STATUSPKT; -#if !defined(CONFIG_SOC_DM365) csr |= MUSB_CSR0_H_DIS_PING; -#endif writew(csr, &musbr->txcsr); result = wait_until_ep0_ready(dev, MUSB_CSR0_H_REQPKT);

On 4/29/19 6:37 PM, Bartosz Golaszewski wrote:
From: Bartosz Golaszewski bgolaszewski@baylibre.com
The support for DaVinci DM* SoCs has been dropped. The ifdefs in the musb_hcd driver are no longer needed. Remove them.
Signed-off-by: Bartosz Golaszewski bgolaszewski@baylibre.com
Fine by me, feel free to take it via the TI tree.
Acked-by: Marek Vasut marex@denx.de

On Mon, Apr 29, 2019 at 06:37:11PM +0200, Bartosz Golaszewski wrote:
From: Bartosz Golaszewski bgolaszewski@baylibre.com
The support for DaVinci DM* SoCs has been dropped. The ifdefs in the musb_hcd driver are no longer needed. Remove them.
Signed-off-by: Bartosz Golaszewski bgolaszewski@baylibre.com Acked-by: Marek Vasut marex@denx.de
Applied to u-boot/master, thanks!

From: Bartosz Golaszewski bgolaszewski@baylibre.com
The support for DaVinci DM* SoCs has been dropped a while ago. There's still a lot of leftover code in mach-davinci though. Entirely remove certain files and modify the common code to no longer reference unsupported chips.
Note: all DaVinci platforms supported in u-boot now define SOC_DA8XX but not all define SOC_DA850 (e.g. omapl138). We can safely remove all ifdefs for the former, but let's leave the ones for the latter.
Signed-off-by: Bartosz Golaszewski bgolaszewski@baylibre.com --- arch/arm/mach-davinci/cpu.c | 116 ----- arch/arm/mach-davinci/dm355.c | 29 -- arch/arm/mach-davinci/dm365.c | 19 - arch/arm/mach-davinci/dm365_lowlevel.c | 459 ------------------ arch/arm/mach-davinci/dm644x.c | 80 --- arch/arm/mach-davinci/dm646x.c | 25 - .../mach-davinci/include/mach/davinci_misc.h | 4 +- .../arm/mach-davinci/include/mach/emac_defs.h | 35 -- arch/arm/mach-davinci/include/mach/gpio.h | 14 +- arch/arm/mach-davinci/include/mach/hardware.h | 216 --------- arch/arm/mach-davinci/include/mach/i2c_defs.h | 4 - .../mach-davinci/include/mach/syscfg_defs.h | 49 -- arch/arm/mach-davinci/misc.c | 5 +- arch/arm/mach-davinci/psc.c | 76 --- arch/arm/mach-davinci/spl.c | 5 - 15 files changed, 3 insertions(+), 1133 deletions(-) delete mode 100644 arch/arm/mach-davinci/dm355.c delete mode 100644 arch/arm/mach-davinci/dm365.c delete mode 100644 arch/arm/mach-davinci/dm365_lowlevel.c delete mode 100644 arch/arm/mach-davinci/dm644x.c delete mode 100644 arch/arm/mach-davinci/dm646x.c delete mode 100644 arch/arm/mach-davinci/include/mach/syscfg_defs.h
diff --git a/arch/arm/mach-davinci/cpu.c b/arch/arm/mach-davinci/cpu.c index aca2f2961d..f97ad3fc74 100644 --- a/arch/arm/mach-davinci/cpu.c +++ b/arch/arm/mach-davinci/cpu.c @@ -27,25 +27,6 @@ DECLARE_GLOBAL_DATA_PTR; #define PLLC_PLLDIV8 0x170 #define PLLC_PLLDIV9 0x174
-/* SOC-specific pll info */ -#ifdef CONFIG_SOC_DM355 -#define ARM_PLLDIV PLLC_PLLDIV1 -#define DDR_PLLDIV PLLC_PLLDIV1 -#endif - -#ifdef CONFIG_SOC_DM644X -#define ARM_PLLDIV PLLC_PLLDIV2 -#define DSP_PLLDIV PLLC_PLLDIV1 -#define DDR_PLLDIV PLLC_PLLDIV2 -#endif - -#ifdef CONFIG_SOC_DM646X -#define DSP_PLLDIV PLLC_PLLDIV1 -#define ARM_PLLDIV PLLC_PLLDIV2 -#define DDR_PLLDIV PLLC_PLLDIV1 -#endif - -#ifdef CONFIG_SOC_DA8XX unsigned int sysdiv[9] = { PLLC_PLLDIV1, PLLC_PLLDIV2, PLLC_PLLDIV3, PLLC_PLLDIV4, PLLC_PLLDIV5, PLLC_PLLDIV6, PLLC_PLLDIV7, PLLC_PLLDIV8, PLLC_PLLDIV9 @@ -110,103 +91,6 @@ int set_cpu_clk_info(void) return 0; }
-#else /* CONFIG_SOC_DA8XX */ - -static unsigned pll_div(volatile void *pllbase, unsigned offset) -{ - u32 div; - - div = REG(pllbase + offset); - return (div & BIT(15)) ? (1 + (div & 0x1f)) : 1; -} - -static inline unsigned pll_prediv(volatile void *pllbase) -{ -#ifdef CONFIG_SOC_DM355 - /* this register read seems to fail on pll0 */ - if (pllbase == (volatile void *)DAVINCI_PLL_CNTRL0_BASE) - return 8; - else - return pll_div(pllbase, PLLC_PREDIV); -#elif defined(CONFIG_SOC_DM365) - return pll_div(pllbase, PLLC_PREDIV); -#endif - return 1; -} - -static inline unsigned pll_postdiv(volatile void *pllbase) -{ -#if defined(CONFIG_SOC_DM355) || defined(CONFIG_SOC_DM365) - return pll_div(pllbase, PLLC_POSTDIV); -#elif defined(CONFIG_SOC_DM6446) - if (pllbase == (volatile void *)DAVINCI_PLL_CNTRL0_BASE) - return pll_div(pllbase, PLLC_POSTDIV); -#endif - return 1; -} - -static unsigned pll_sysclk_mhz(unsigned pll_addr, unsigned div) -{ - volatile void *pllbase = (volatile void *) pll_addr; -#ifdef CONFIG_SOC_DM646X - unsigned base = CONFIG_REFCLK_FREQ / 1000; -#else - unsigned base = CONFIG_SYS_HZ_CLOCK / 1000; -#endif - - /* the PLL might be bypassed */ - if (readl(pllbase + PLLC_PLLCTL) & BIT(0)) { - base /= pll_prediv(pllbase); -#if defined(CONFIG_SOC_DM365) - base *= 2 * (readl(pllbase + PLLC_PLLM) & 0x0ff); -#else - base *= 1 + (REG(pllbase + PLLC_PLLM) & 0x0ff); -#endif - base /= pll_postdiv(pllbase); - } - return DIV_ROUND_UP(base, 1000 * pll_div(pllbase, div)); -} - -#ifdef DAVINCI_DM6467EVM -unsigned int davinci_arm_clk_get() -{ - return pll_sysclk_mhz(DAVINCI_PLL_CNTRL0_BASE, ARM_PLLDIV) * 1000000; -} -#endif - -#if defined(CONFIG_SOC_DM365) -unsigned int davinci_clk_get(unsigned int div) -{ - return pll_sysclk_mhz(DAVINCI_PLL_CNTRL0_BASE, div) * 1000000; -} -#endif - -int set_cpu_clk_info(void) -{ - unsigned int pllbase = DAVINCI_PLL_CNTRL0_BASE; -#if defined(CONFIG_SOC_DM365) - pllbase = DAVINCI_PLL_CNTRL1_BASE; -#endif - gd->bd->bi_arm_freq = pll_sysclk_mhz(pllbase, ARM_PLLDIV); - -#ifdef DSP_PLLDIV - gd->bd->bi_dsp_freq = - pll_sysclk_mhz(DAVINCI_PLL_CNTRL0_BASE, DSP_PLLDIV); -#else - gd->bd->bi_dsp_freq = 0; -#endif - - pllbase = DAVINCI_PLL_CNTRL1_BASE; -#if defined(CONFIG_SOC_DM365) - pllbase = DAVINCI_PLL_CNTRL0_BASE; -#endif - gd->bd->bi_ddr_freq = pll_sysclk_mhz(pllbase, DDR_PLLDIV) / 2; - - return 0; -} - -#endif /* !CONFIG_SOC_DA8XX */ - /* * Initializes on-chip ethernet controllers. * to override, implement board_eth_init() diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c deleted file mode 100644 index bc158d9675..0000000000 --- a/arch/arm/mach-davinci/dm355.c +++ /dev/null @@ -1,29 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * SoC-specific code for tms320dm355 and similar chips - * - * Copyright (C) 2009 David Brownell - */ - -#include <common.h> -#include <asm/arch/hardware.h> - - -void davinci_enable_uart0(void) -{ - lpsc_on(DAVINCI_LPSC_UART0); - - /* Bringup UART0 out of reset */ - REG(UART0_PWREMU_MGMT) = 0x00006001; -} - - -#ifdef CONFIG_SYS_I2C_DAVINCI -void davinci_enable_i2c(void) -{ - lpsc_on(DAVINCI_LPSC_I2C); - - /* Enable I2C pin Mux */ - REG(PINMUX3) |= (1 << 20) | (1 << 19); -} -#endif diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c deleted file mode 100644 index 486b9007f2..0000000000 --- a/arch/arm/mach-davinci/dm365.c +++ /dev/null @@ -1,19 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * SoC-specific code for tms320dm365 and similar chips - */ - -#include <common.h> -#include <asm/arch/hardware.h> - -void davinci_enable_uart0(void) -{ - lpsc_on(DAVINCI_LPSC_UART0); -} - -#ifdef CONFIG_SYS_I2C_DAVINCI -void davinci_enable_i2c(void) -{ - lpsc_on(DAVINCI_LPSC_I2C); -} -#endif diff --git a/arch/arm/mach-davinci/dm365_lowlevel.c b/arch/arm/mach-davinci/dm365_lowlevel.c deleted file mode 100644 index ad83917402..0000000000 --- a/arch/arm/mach-davinci/dm365_lowlevel.c +++ /dev/null @@ -1,459 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * SoC-specific lowlevel code for tms320dm365 and similar chips - * Actually used for booting from NAND with nand_spl. - * - * Copyright (C) 2011 - * Heiko Schocher, DENX Software Engineering, hs@denx.de. - */ -#include <common.h> -#include <nand.h> -#include <ns16550.h> -#include <post.h> -#include <asm/ti-common/davinci_nand.h> -#include <asm/arch/dm365_lowlevel.h> -#include <asm/arch/hardware.h> - -void dm365_waitloop(unsigned long loopcnt) -{ - unsigned long i; - - for (i = 0; i < loopcnt; i++) - asm(" NOP"); -} - -int dm365_pll1_init(unsigned long pllmult, unsigned long prediv) -{ - unsigned int clksrc = 0x0; - - /* Power up the PLL */ - clrbits_le32(&dv_pll0_regs->pllctl, PLLCTL_PLLPWRDN); - - clrbits_le32(&dv_pll0_regs->pllctl, PLLCTL_RES_9); - setbits_le32(&dv_pll0_regs->pllctl, - clksrc << PLLCTL_CLOCK_MODE_SHIFT); - - /* - * Set PLLENSRC '0', PLL Enable(PLLEN) selection is controlled - * through MMR - */ - clrbits_le32(&dv_pll0_regs->pllctl, PLLCTL_PLLENSRC); - - /* Set PLLEN=0 => PLL BYPASS MODE */ - clrbits_le32(&dv_pll0_regs->pllctl, PLLCTL_PLLEN); - - dm365_waitloop(150); - - /* PLLRST=1(reset assert) */ - setbits_le32(&dv_pll0_regs->pllctl, PLLCTL_PLLRST); - - dm365_waitloop(300); - - /*Bring PLL out of Reset*/ - clrbits_le32(&dv_pll0_regs->pllctl, PLLCTL_PLLRST); - - /* Program the Multiper and Pre-Divider for PLL1 */ - writel(pllmult, &dv_pll0_regs->pllm); - writel(prediv, &dv_pll0_regs->prediv); - - /* Assert TENABLE = 1, TENABLEDIV = 1, TINITZ = 1 */ - writel(PLLSECCTL_STOPMODE | PLLSECCTL_TENABLEDIV | PLLSECCTL_TENABLE | - PLLSECCTL_TINITZ, &dv_pll0_regs->secctl); - /* Assert TENABLE = 1, TENABLEDIV = 1, TINITZ = 0 */ - writel(PLLSECCTL_STOPMODE | PLLSECCTL_TENABLEDIV | PLLSECCTL_TENABLE, - &dv_pll0_regs->secctl); - /* Assert TENABLE = 0, TENABLEDIV = 0, TINITZ = 0 */ - writel(PLLSECCTL_STOPMODE, &dv_pll0_regs->secctl); - /* Assert TENABLE = 0, TENABLEDIV = 0, TINITZ = 1 */ - writel(PLLSECCTL_STOPMODE | PLLSECCTL_TINITZ, &dv_pll0_regs->secctl); - - /* Program the PostDiv for PLL1 */ - writel(PLL_POSTDEN, &dv_pll0_regs->postdiv); - - /* Post divider setting for PLL1 */ - writel(CONFIG_SYS_DM36x_PLL1_PLLDIV1, &dv_pll0_regs->plldiv1); - writel(CONFIG_SYS_DM36x_PLL1_PLLDIV2, &dv_pll0_regs->plldiv2); - writel(CONFIG_SYS_DM36x_PLL1_PLLDIV3, &dv_pll0_regs->plldiv3); - writel(CONFIG_SYS_DM36x_PLL1_PLLDIV4, &dv_pll0_regs->plldiv4); - writel(CONFIG_SYS_DM36x_PLL1_PLLDIV5, &dv_pll0_regs->plldiv5); - writel(CONFIG_SYS_DM36x_PLL1_PLLDIV6, &dv_pll0_regs->plldiv6); - writel(CONFIG_SYS_DM36x_PLL1_PLLDIV7, &dv_pll0_regs->plldiv7); - writel(CONFIG_SYS_DM36x_PLL1_PLLDIV8, &dv_pll0_regs->plldiv8); - writel(CONFIG_SYS_DM36x_PLL1_PLLDIV9, &dv_pll0_regs->plldiv9); - - dm365_waitloop(300); - - /* Set the GOSET bit */ - writel(PLLCMD_GOSET, &dv_pll0_regs->pllcmd); /* Go */ - - dm365_waitloop(300); - - /* Wait for PLL to LOCK */ - while (!((readl(&dv_sys_module_regs->pll0_config) & PLL0_LOCK) - == PLL0_LOCK)) - ; - - /* Enable the PLL Bit of PLLCTL*/ - setbits_le32(&dv_pll0_regs->pllctl, PLLCTL_PLLEN); - - return 0; -} - -int dm365_pll2_init(unsigned long pllm, unsigned long prediv) -{ - unsigned int clksrc = 0x0; - - /* Power up the PLL*/ - clrbits_le32(&dv_pll1_regs->pllctl, PLLCTL_PLLPWRDN); - - /* - * Select the Clock Mode as Onchip Oscilator or External Clock on - * MXI pin - * VDB has input on MXI pin - */ - clrbits_le32(&dv_pll1_regs->pllctl, PLLCTL_RES_9); - setbits_le32(&dv_pll1_regs->pllctl, - clksrc << PLLCTL_CLOCK_MODE_SHIFT); - - /* - * Set PLLENSRC '0', PLL Enable(PLLEN) selection is controlled - * through MMR - */ - clrbits_le32(&dv_pll1_regs->pllctl, PLLCTL_PLLENSRC); - - /* Set PLLEN=0 => PLL BYPASS MODE */ - clrbits_le32(&dv_pll1_regs->pllctl, PLLCTL_PLLEN); - - dm365_waitloop(50); - - /* PLLRST=1(reset assert) */ - setbits_le32(&dv_pll1_regs->pllctl, PLLCTL_PLLRST); - - dm365_waitloop(300); - - /* Bring PLL out of Reset */ - clrbits_le32(&dv_pll1_regs->pllctl, PLLCTL_PLLRST); - - /* Program the Multiper and Pre-Divider for PLL2 */ - writel(pllm, &dv_pll1_regs->pllm); - writel(prediv, &dv_pll1_regs->prediv); - - writel(PLL_POSTDEN, &dv_pll1_regs->postdiv); - - /* Assert TENABLE = 1, TENABLEDIV = 1, TINITZ = 1 */ - writel(PLLSECCTL_STOPMODE | PLLSECCTL_TENABLEDIV | PLLSECCTL_TENABLE | - PLLSECCTL_TINITZ, &dv_pll1_regs->secctl); - /* Assert TENABLE = 1, TENABLEDIV = 1, TINITZ = 0 */ - writel(PLLSECCTL_STOPMODE | PLLSECCTL_TENABLEDIV | PLLSECCTL_TENABLE, - &dv_pll1_regs->secctl); - /* Assert TENABLE = 0, TENABLEDIV = 0, TINITZ = 0 */ - writel(PLLSECCTL_STOPMODE, &dv_pll1_regs->secctl); - /* Assert TENABLE = 0, TENABLEDIV = 0, TINITZ = 1 */ - writel(PLLSECCTL_STOPMODE | PLLSECCTL_TINITZ, &dv_pll1_regs->secctl); - - /* Post divider setting for PLL2 */ - writel(CONFIG_SYS_DM36x_PLL2_PLLDIV1, &dv_pll1_regs->plldiv1); - writel(CONFIG_SYS_DM36x_PLL2_PLLDIV2, &dv_pll1_regs->plldiv2); - writel(CONFIG_SYS_DM36x_PLL2_PLLDIV3, &dv_pll1_regs->plldiv3); - writel(CONFIG_SYS_DM36x_PLL2_PLLDIV4, &dv_pll1_regs->plldiv4); - writel(CONFIG_SYS_DM36x_PLL2_PLLDIV5, &dv_pll1_regs->plldiv5); - - /* GoCmd for PostDivider to take effect */ - writel(PLLCMD_GOSET, &dv_pll1_regs->pllcmd); - - dm365_waitloop(150); - - /* Wait for PLL to LOCK */ - while (!((readl(&dv_sys_module_regs->pll1_config) & PLL1_LOCK) - == PLL1_LOCK)) - ; - - dm365_waitloop(4100); - - /* Enable the PLL2 */ - setbits_le32(&dv_pll1_regs->pllctl, PLLCTL_PLLEN); - - /* do this after PLL's have been set up */ - writel(CONFIG_SYS_DM36x_PERI_CLK_CTRL, - &dv_sys_module_regs->peri_clkctl); - - return 0; -} - -int dm365_ddr_setup(void) -{ - lpsc_on(DAVINCI_LPSC_DDR_EMIF); - clrbits_le32(&dv_sys_module_regs->vtpiocr, - VPTIO_IOPWRDN | VPTIO_CLRZ | VPTIO_LOCK | VPTIO_PWRDN); - - /* Set bit CLRZ (bit 13) */ - setbits_le32(&dv_sys_module_regs->vtpiocr, VPTIO_CLRZ); - - /* Check VTP READY Status */ - while (!(readl(&dv_sys_module_regs->vtpiocr) & VPTIO_RDY)) - ; - - /* Set bit VTP_IOPWRDWN bit 14 for DDR input buffers) */ - setbits_le32(&dv_sys_module_regs->vtpiocr, VPTIO_IOPWRDN); - - /* Set bit LOCK(bit7) */ - setbits_le32(&dv_sys_module_regs->vtpiocr, VPTIO_LOCK); - - /* - * Powerdown VTP as it is locked (bit 6) - * Set bit VTP_IOPWRDWN bit 14 for DDR input buffers) - */ - setbits_le32(&dv_sys_module_regs->vtpiocr, - VPTIO_IOPWRDN | VPTIO_PWRDN); - - /* Wait for calibration to complete */ - dm365_waitloop(150); - - /* Set the DDR2 to synreset, then enable it again */ - lpsc_syncreset(DAVINCI_LPSC_DDR_EMIF); - lpsc_on(DAVINCI_LPSC_DDR_EMIF); - - writel(CONFIG_SYS_DM36x_DDR2_DDRPHYCR, &dv_ddr2_regs_ctrl->ddrphycr); - - /* Program SDRAM Bank Config Register */ - writel((CONFIG_SYS_DM36x_DDR2_SDBCR | DV_DDR_BOOTUNLOCK), - &dv_ddr2_regs_ctrl->sdbcr); - writel((CONFIG_SYS_DM36x_DDR2_SDBCR | DV_DDR_TIMUNLOCK), - &dv_ddr2_regs_ctrl->sdbcr); - - /* Program SDRAM Timing Control Register1 */ - writel(CONFIG_SYS_DM36x_DDR2_SDTIMR, &dv_ddr2_regs_ctrl->sdtimr); - /* Program SDRAM Timing Control Register2 */ - writel(CONFIG_SYS_DM36x_DDR2_SDTIMR2, &dv_ddr2_regs_ctrl->sdtimr2); - - writel(CONFIG_SYS_DM36x_DDR2_PBBPR, &dv_ddr2_regs_ctrl->pbbpr); - - writel(CONFIG_SYS_DM36x_DDR2_SDBCR, &dv_ddr2_regs_ctrl->sdbcr); - - /* Program SDRAM Refresh Control Register */ - writel(CONFIG_SYS_DM36x_DDR2_SDRCR, &dv_ddr2_regs_ctrl->sdrcr); - - lpsc_syncreset(DAVINCI_LPSC_DDR_EMIF); - lpsc_on(DAVINCI_LPSC_DDR_EMIF); - - return 0; -} - -static void dm365_vpss_sync_reset(void) -{ - unsigned int PdNum = 0; - - /* VPSS_CLKMD 1:1 */ - setbits_le32(&dv_sys_module_regs->vpss_clkctl, - VPSS_CLK_CTL_VPSS_CLKMD); - - /* LPSC SyncReset DDR Clock Enable */ - writel(((readl(&dv_psc_regs->mdctl[DAVINCI_LPSC_VPSSMASTER]) & - ~PSC_MD_STATE_MSK) | PSC_SYNCRESET), - &dv_psc_regs->mdctl[DAVINCI_LPSC_VPSSMASTER]); - - writel((1 << PdNum), &dv_psc_regs->ptcmd); - - while (!(((readl(&dv_psc_regs->ptstat) >> PdNum) & PSC_GOSTAT) == 0)) - ; - while (!((readl(&dv_psc_regs->mdstat[DAVINCI_LPSC_VPSSMASTER]) & - PSC_MD_STATE_MSK) == PSC_SYNCRESET)) - ; -} - -static void dm365_por_reset(void) -{ - struct davinci_timer *wdog = - (struct davinci_timer *)DAVINCI_WDOG_BASE; - - if (readl(&dv_pll0_regs->rstype) & - (PLL_RSTYPE_POR | PLL_RSTYPE_XWRST)) { - dm365_vpss_sync_reset(); - - writel(DV_TMPBUF_VAL, TMPBUF); - setbits_le32(TMPSTATUS, FLAG_PORRST); - writel(DV_WDT_ENABLE_SYS_RESET, &wdog->na1); - writel(DV_WDT_TRIGGER_SYS_RESET, &wdog->na2); - - while (1); - } -} - -static void dm365_wdt_reset(void) -{ - struct davinci_timer *wdog = - (struct davinci_timer *)DAVINCI_WDOG_BASE; - - if (readl(TMPBUF) != DV_TMPBUF_VAL) { - writel(DV_TMPBUF_VAL, TMPBUF); - setbits_le32(TMPSTATUS, FLAG_PORRST); - setbits_le32(TMPSTATUS, FLAG_FLGOFF); - - dm365_waitloop(100); - - dm365_vpss_sync_reset(); - - writel(DV_WDT_ENABLE_SYS_RESET, &wdog->na1); - writel(DV_WDT_TRIGGER_SYS_RESET, &wdog->na2); - - while (1); - } -} - -static void dm365_wdt_flag_on(void) -{ - /* VPSS_CLKMD 1:2 */ - clrbits_le32(&dv_sys_module_regs->vpss_clkctl, - VPSS_CLK_CTL_VPSS_CLKMD); - writel(0, TMPBUF); - setbits_le32(TMPSTATUS, FLAG_FLGON); -} - -void dm365_psc_init(void) -{ - unsigned char i = 0; - unsigned char lpsc_start; - unsigned char lpsc_end, lpscgroup, lpscmin, lpscmax; - unsigned int PdNum = 0; - - lpscmin = 0; - lpscmax = 2; - - for (lpscgroup = lpscmin; lpscgroup <= lpscmax; lpscgroup++) { - if (lpscgroup == 0) { - /* Enabling LPSC 3 to 28 SCR first */ - lpsc_start = DAVINCI_LPSC_VPSSMSTR; - lpsc_end = DAVINCI_LPSC_TIMER1; - } else if (lpscgroup == 1) { /* Skip locked LPSCs [29-37] */ - lpsc_start = DAVINCI_LPSC_CFG5; - lpsc_end = DAVINCI_LPSC_VPSSMASTER; - } else { - lpsc_start = DAVINCI_LPSC_MJCP; - lpsc_end = DAVINCI_LPSC_HDVICP; - } - - /* NEXT=0x3, Enable LPSC's */ - for (i = lpsc_start; i <= lpsc_end; i++) - setbits_le32(&dv_psc_regs->mdctl[i], PSC_ENABLE); - - /* - * Program goctl to start transition sequence for LPSCs - * CSL_PSC_0_REGS->PTCMD = (1<<PdNum); Kick off Power - * Domain 0 Modules - */ - writel((1 << PdNum), &dv_psc_regs->ptcmd); - - /* - * Wait for GOSTAT = NO TRANSITION from PSC for Powerdomain 0 - */ - while (!(((readl(&dv_psc_regs->ptstat) >> PdNum) & PSC_GOSTAT) - == 0)) - ; - - /* Wait for MODSTAT = ENABLE from LPSC's */ - for (i = lpsc_start; i <= lpsc_end; i++) - while (!((readl(&dv_psc_regs->mdstat[i]) & - PSC_MD_STATE_MSK) == PSC_ENABLE)) - ; - } -} - -static void dm365_emif_init(void) -{ - writel(CONFIG_SYS_DM36x_AWCCR, &davinci_emif_regs->awccr); - writel(CONFIG_SYS_DM36x_AB1CR, &davinci_emif_regs->ab1cr); - - setbits_le32(&davinci_emif_regs->nandfcr, DAVINCI_NANDFCR_CS2NAND); - - writel(CONFIG_SYS_DM36x_AB2CR, &davinci_emif_regs->ab2cr); - - return; -} - -void dm365_pinmux_ctl(unsigned long offset, unsigned long mask, - unsigned long value) -{ - clrbits_le32(&dv_sys_module_regs->pinmux[offset], mask); - setbits_le32(&dv_sys_module_regs->pinmux[offset], (mask & value)); -} - -__attribute__((weak)) -void board_gpio_init(void) -{ - return; -} - -#if defined(CONFIG_POST) -int post_log(char *format, ...) -{ - return 0; -} -#endif - -void dm36x_lowlevel_init(ulong bootflag) -{ - struct davinci_uart_ctrl_regs *davinci_uart_ctrl_regs = - (struct davinci_uart_ctrl_regs *)(CONFIG_SYS_NS16550_COM1 + - DAVINCI_UART_CTRL_BASE); - - /* Mask all interrupts */ - writel(DV_AINTC_INTCTL_IDMODE, &dv_aintc_regs->intctl); - writel(0x0, &dv_aintc_regs->eabase); - writel(0x0, &dv_aintc_regs->eint0); - writel(0x0, &dv_aintc_regs->eint1); - - /* Clear all interrupts */ - writel(0xffffffff, &dv_aintc_regs->fiq0); - writel(0xffffffff, &dv_aintc_regs->fiq1); - writel(0xffffffff, &dv_aintc_regs->irq0); - writel(0xffffffff, &dv_aintc_regs->irq1); - - dm365_por_reset(); - dm365_wdt_reset(); - - /* System PSC setup - enable all */ - dm365_psc_init(); - - /* Setup Pinmux */ - dm365_pinmux_ctl(0, 0xFFFFFFFF, CONFIG_SYS_DM36x_PINMUX0); - dm365_pinmux_ctl(1, 0xFFFFFFFF, CONFIG_SYS_DM36x_PINMUX1); - dm365_pinmux_ctl(2, 0xFFFFFFFF, CONFIG_SYS_DM36x_PINMUX2); - dm365_pinmux_ctl(3, 0xFFFFFFFF, CONFIG_SYS_DM36x_PINMUX3); - dm365_pinmux_ctl(4, 0xFFFFFFFF, CONFIG_SYS_DM36x_PINMUX4); - - /* PLL setup */ - dm365_pll1_init(CONFIG_SYS_DM36x_PLL1_PLLM, - CONFIG_SYS_DM36x_PLL1_PREDIV); - dm365_pll2_init(CONFIG_SYS_DM36x_PLL2_PLLM, - CONFIG_SYS_DM36x_PLL2_PREDIV); - - /* GPIO setup */ - board_gpio_init(); - - NS16550_init((NS16550_t)(CONFIG_SYS_NS16550_COM1), - CONFIG_SYS_NS16550_CLK / 16 / CONFIG_BAUDRATE); - - /* - * Fix Power and Emulation Management Register - * see sprufh2.pdf page 38 Table 22 - */ - writel((DAVINCI_UART_PWREMU_MGMT_FREE | DAVINCI_UART_PWREMU_MGMT_URRST | - DAVINCI_UART_PWREMU_MGMT_UTRST), - &davinci_uart_ctrl_regs->pwremu_mgmt); - - puts("ddr init\n"); - dm365_ddr_setup(); - - puts("emif init\n"); - dm365_emif_init(); - - dm365_wdt_flag_on(); - -#if defined(CONFIG_POST) - /* - * Do memory tests, calls arch_memory_failure_handle() - * if error detected. - */ - memory_post_test(0); -#endif -} diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c deleted file mode 100644 index 2be6a23711..0000000000 --- a/arch/arm/mach-davinci/dm644x.c +++ /dev/null @@ -1,80 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * SoC-specific code for tms320dm644x chips - * - * Copyright (C) 2007 Sergey Kubushyn ksi@koi8.net - * Copyright (C) 2008 Lyrtech <www.lyrtech.com> - * Copyright (C) 2004 Texas Instruments. - */ - -#include <common.h> -#include <asm/arch/hardware.h> - - -#define PINMUX0_EMACEN (1 << 31) -#define PINMUX0_AECS5 (1 << 11) -#define PINMUX0_AECS4 (1 << 10) - -#define PINMUX1_I2C (1 << 7) -#define PINMUX1_UART1 (1 << 1) -#define PINMUX1_UART0 (1 << 0) - - -void davinci_enable_uart0(void) -{ - lpsc_on(DAVINCI_LPSC_UART0); - - /* Bringup UART0 out of reset */ - REG(UART0_PWREMU_MGMT) = 0x00006001; - - /* Enable UART0 MUX lines */ - REG(PINMUX1) |= PINMUX1_UART0; -} - -#ifdef CONFIG_DRIVER_TI_EMAC -void davinci_enable_emac(void) -{ - lpsc_on(DAVINCI_LPSC_EMAC); - lpsc_on(DAVINCI_LPSC_EMAC_WRAPPER); - lpsc_on(DAVINCI_LPSC_MDIO); - - /* Enable GIO3.3V cells used for EMAC */ - REG(VDD3P3V_PWDN) = 0; - - /* Enable EMAC. */ - REG(PINMUX0) |= PINMUX0_EMACEN; -} -#endif - -#ifdef CONFIG_SYS_I2C_DAVINCI -void davinci_enable_i2c(void) -{ - lpsc_on(DAVINCI_LPSC_I2C); - - /* Enable I2C pin Mux */ - REG(PINMUX1) |= PINMUX1_I2C; -} -#endif - -void davinci_errata_workarounds(void) -{ - /* - * Workaround for TMS320DM6446 errata 1.3.22: - * PSC: PTSTAT Register Does Not Clear After Warm/Maximum Reset - * Revision(s) Affected: 1.3 and earlier - */ - REG(PSC_SILVER_BULLET) = 0; - - /* - * Set the PR_OLD_COUNT bits in the Bus Burst Priority Register (PBBPR) - * as suggested in TMS320DM6446 errata 2.1.2: - * - * On DM6446 Silicon Revision 2.1 and earlier, under certain conditions - * low priority modules can occupy the bus and prevent high priority - * modules like the VPSS from getting the required DDR2 throughput. - * A hex value of 0x20 should provide a good ARM (cache enabled) - * performance and still allow good utilization by the VPSS or other - * modules. - */ - REG(VBPR) = 0x20; -} diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c deleted file mode 100644 index 199c40378d..0000000000 --- a/arch/arm/mach-davinci/dm646x.c +++ /dev/null @@ -1,25 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * SoC-specific code for TMS320DM646x chips - */ - -#include <asm/arch/hardware.h> - -void davinci_enable_uart0(void) -{ - lpsc_on(DAVINCI_DM646X_LPSC_UART0); -} - -#ifdef CONFIG_DRIVER_TI_EMAC -void davinci_enable_emac(void) -{ - lpsc_on(DAVINCI_DM646X_LPSC_EMAC); -} -#endif - -#ifdef CONFIG_SYS_I2C_DAVINCI -void davinci_enable_i2c(void) -{ - lpsc_on(DAVINCI_DM646X_LPSC_I2C); -} -#endif diff --git a/arch/arm/mach-davinci/include/mach/davinci_misc.h b/arch/arm/mach-davinci/include/mach/davinci_misc.h index 842be589fa..48b11f7a5c 100644 --- a/arch/arm/mach-davinci/include/mach/davinci_misc.h +++ b/arch/arm/mach-davinci/include/mach/davinci_misc.h @@ -40,13 +40,11 @@ void davinci_sync_env_enetaddr(uint8_t *rom_enetaddr); int davinci_configure_pin_mux(const struct pinmux_config *pins, int n_pins); int davinci_configure_pin_mux_items(const struct pinmux_resource *item, int n_items); -#if defined(CONFIG_DRIVER_TI_EMAC) && defined(CONFIG_SOC_DA8XX) +#if defined(CONFIG_DRIVER_TI_EMAC) void davinci_emac_mii_mode_sel(int mode_sel); #endif -#if defined(CONFIG_SOC_DA8XX) void irq_init(void); int da8xx_configure_lpsc_items(const struct lpsc_resource *item, const int n_items); -#endif
#endif /* __MISC_H */ diff --git a/arch/arm/mach-davinci/include/mach/emac_defs.h b/arch/arm/mach-davinci/include/mach/emac_defs.h index 2e85d842c0..7c6c19ba0f 100644 --- a/arch/arm/mach-davinci/include/mach/emac_defs.h +++ b/arch/arm/mach-davinci/include/mach/emac_defs.h @@ -23,50 +23,15 @@
#include <asm/arch/hardware.h>
-#ifdef CONFIG_SOC_DM365 -#define EMAC_BASE_ADDR (0x01d07000) -#define EMAC_WRAPPER_BASE_ADDR (0x01d0a000) -#define EMAC_WRAPPER_RAM_ADDR (0x01d08000) -#define EMAC_MDIO_BASE_ADDR (0x01d0b000) -#define DAVINCI_EMAC_VERSION2 -#elif defined(CONFIG_SOC_DA8XX) #define EMAC_BASE_ADDR DAVINCI_EMAC_CNTRL_REGS_BASE #define EMAC_WRAPPER_BASE_ADDR DAVINCI_EMAC_WRAPPER_CNTRL_REGS_BASE #define EMAC_WRAPPER_RAM_ADDR DAVINCI_EMAC_WRAPPER_RAM_BASE #define EMAC_MDIO_BASE_ADDR DAVINCI_MDIO_CNTRL_REGS_BASE #define DAVINCI_EMAC_VERSION2 -#else -#define EMAC_BASE_ADDR (0x01c80000) -#define EMAC_WRAPPER_BASE_ADDR (0x01c81000) -#define EMAC_WRAPPER_RAM_ADDR (0x01c82000) -#define EMAC_MDIO_BASE_ADDR (0x01c84000) -#endif - -#ifdef CONFIG_SOC_DM646X -#define DAVINCI_EMAC_VERSION2 -#define DAVINCI_EMAC_GIG_ENABLE -#endif
-#ifdef CONFIG_SOC_DM646X -/* MDIO module input frequency */ -#define EMAC_MDIO_BUS_FREQ 76500000 -/* MDIO clock output frequency */ -#define EMAC_MDIO_CLOCK_FREQ 2500000 /* 2.5 MHz */ -#elif defined(CONFIG_SOC_DM365) -/* MDIO module input frequency */ -#define EMAC_MDIO_BUS_FREQ 121500000 -/* MDIO clock output frequency */ -#define EMAC_MDIO_CLOCK_FREQ 2200000 /* 2.2 MHz */ -#elif defined(CONFIG_SOC_DA8XX) /* MDIO module input frequency */ #define EMAC_MDIO_BUS_FREQ clk_get(DAVINCI_MDIO_CLKID) /* MDIO clock output frequency */ #define EMAC_MDIO_CLOCK_FREQ 2000000 /* 2.0 MHz */ -#else -/* MDIO module input frequency */ -#define EMAC_MDIO_BUS_FREQ 99000000 /* PLL/6 - 99 MHz */ -/* MDIO clock output frequency */ -#define EMAC_MDIO_CLOCK_FREQ 2000000 /* 2.0 MHz */ -#endif
#endif /* _DM644X_EMAC_H_ */ diff --git a/arch/arm/mach-davinci/include/mach/gpio.h b/arch/arm/mach-davinci/include/mach/gpio.h index 39819788a1..3dca50f776 100644 --- a/arch/arm/mach-davinci/include/mach/gpio.h +++ b/arch/arm/mach-davinci/include/mach/gpio.h @@ -5,21 +5,12 @@ #ifndef _GPIO_DEFS_H_ #define _GPIO_DEFS_H_
-#ifndef CONFIG_SOC_DA8XX -#define DAVINCI_GPIO_BINTEN 0x01C67008 -#define DAVINCI_GPIO_BANK01 0x01C67010 -#define DAVINCI_GPIO_BANK23 0x01C67038 -#define DAVINCI_GPIO_BANK45 0x01C67060 -#define DAVINCI_GPIO_BANK67 0x01C67088 - -#else /* CONFIG_SOC_DA8XX */ #define DAVINCI_GPIO_BINTEN 0x01E26008 #define DAVINCI_GPIO_BANK01 0x01E26010 #define DAVINCI_GPIO_BANK23 0x01E26038 #define DAVINCI_GPIO_BANK45 0x01E26060 #define DAVINCI_GPIO_BANK67 0x01E26088 #define DAVINCI_GPIO_BANK8 0x01E260B0 -#endif /* CONFIG_SOC_DA8XX */
#define davinci_gpio_bank01 ((struct davinci_gpio *)DAVINCI_GPIO_BANK01) #define davinci_gpio_bank23 ((struct davinci_gpio *)DAVINCI_GPIO_BANK23) @@ -31,10 +22,7 @@ #define gpio_status() gpio_info() #endif #define GPIO_NAME_SIZE 20 -#if defined(CONFIG_SOC_DM644X) -/* GPIO0 to GPIO53, omit the V3.3 volts one */ -#define MAX_NUM_GPIOS 70 -#elif defined(CONFIG_SOC_DA8XX) && !defined(CONFIG_SOC_DA850) +#if !defined(CONFIG_SOC_DA850) #define MAX_NUM_GPIOS 128 #else #define MAX_NUM_GPIOS 144 diff --git a/arch/arm/mach-davinci/include/mach/hardware.h b/arch/arm/mach-davinci/include/mach/hardware.h index ca5f85a8bb..4466c6c1d5 100644 --- a/arch/arm/mach-davinci/include/mach/hardware.h +++ b/arch/arm/mach-davinci/include/mach/hardware.h @@ -23,89 +23,6 @@ typedef volatile unsigned int dv_reg; typedef volatile unsigned int * dv_reg_p; #endif
-/* - * Base register addresses - * - * NOTE: some of these DM6446-specific addresses DO NOT WORK - * on other DaVinci chips. Double check them before you try - * using the addresses ... or PSC module identifiers, etc. - */ -#ifndef CONFIG_SOC_DA8XX - -#define DAVINCI_DMA_3PCC_BASE (0x01c00000) -#define DAVINCI_DMA_3PTC0_BASE (0x01c10000) -#define DAVINCI_DMA_3PTC1_BASE (0x01c10400) -#define DAVINCI_UART0_BASE (0x01c20000) -#define DAVINCI_UART1_BASE (0x01c20400) -#define DAVINCI_TIMER3_BASE (0x01c20800) -#define DAVINCI_I2C_BASE (0x01c21000) -#define DAVINCI_TIMER0_BASE (0x01c21400) -#define DAVINCI_TIMER1_BASE (0x01c21800) -#define DAVINCI_WDOG_BASE (0x01c21c00) -#define DAVINCI_PWM0_BASE (0x01c22000) -#define DAVINCI_PWM1_BASE (0x01c22400) -#define DAVINCI_PWM2_BASE (0x01c22800) -#define DAVINCI_TIMER4_BASE (0x01c23800) -#define DAVINCI_SYSTEM_MODULE_BASE (0x01c40000) -#define DAVINCI_PLL_CNTRL0_BASE (0x01c40800) -#define DAVINCI_PLL_CNTRL1_BASE (0x01c40c00) -#define DAVINCI_PWR_SLEEP_CNTRL_BASE (0x01c41000) -#define DAVINCI_ARM_INTC_BASE (0x01c48000) -#define DAVINCI_USB_OTG_BASE (0x01c64000) -#define DAVINCI_CFC_ATA_BASE (0x01c66000) -#define DAVINCI_SPI_BASE (0x01c66800) -#define DAVINCI_GPIO_BASE (0x01c67000) -#define DAVINCI_VPSS_REGS_BASE (0x01c70000) -#if !defined(CONFIG_SOC_DM646X) -#define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE (0x02000000) -#define DAVINCI_ASYNC_EMIF_DATA_CE1_BASE (0x04000000) -#define DAVINCI_ASYNC_EMIF_DATA_CE2_BASE (0x06000000) -#define DAVINCI_ASYNC_EMIF_DATA_CE3_BASE (0x08000000) -#endif -#define DAVINCI_DDR_BASE (0x80000000) - -#ifdef CONFIG_SOC_DM644X -#define DAVINCI_UART2_BASE 0x01c20800 -#define DAVINCI_UHPI_BASE 0x01c67800 -#define DAVINCI_EMAC_CNTRL_REGS_BASE 0x01c80000 -#define DAVINCI_EMAC_WRAPPER_CNTRL_REGS_BASE 0x01c81000 -#define DAVINCI_EMAC_WRAPPER_RAM_BASE 0x01c82000 -#define DAVINCI_MDIO_CNTRL_REGS_BASE 0x01c84000 -#define DAVINCI_IMCOP_BASE 0x01cc0000 -#define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x01e00000 -#define DAVINCI_VLYNQ_BASE 0x01e01000 -#define DAVINCI_ASP_BASE 0x01e02000 -#define DAVINCI_MMC_SD_BASE 0x01e10000 -#define DAVINCI_MS_BASE 0x01e20000 -#define DAVINCI_VLYNQ_REMOTE_BASE 0x0c000000 - -#elif defined(CONFIG_SOC_DM355) -#define DAVINCI_MMC_SD1_BASE 0x01e00000 -#define DAVINCI_ASP0_BASE 0x01e02000 -#define DAVINCI_ASP1_BASE 0x01e04000 -#define DAVINCI_UART2_BASE 0x01e06000 -#define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x01e10000 -#define DAVINCI_MMC_SD0_BASE 0x01e11000 - -#elif defined(CONFIG_SOC_DM365) -#define DAVINCI_MMC_SD1_BASE 0x01d00000 -#define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x01d10000 -#define DAVINCI_MMC_SD0_BASE 0x01d11000 -#define DAVINCI_DDR_EMIF_CTRL_BASE 0x20000000 -#define DAVINCI_SPI0_BASE 0x01c66000 -#define DAVINCI_SPI1_BASE 0x01c66800 - -#elif defined(CONFIG_SOC_DM646X) -#define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x20008000 -#define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE 0x42000000 -#define DAVINCI_ASYNC_EMIF_DATA_CE1_BASE 0x44000000 -#define DAVINCI_ASYNC_EMIF_DATA_CE2_BASE 0x46000000 -#define DAVINCI_ASYNC_EMIF_DATA_CE3_BASE 0x48000000 - -#endif - -#else /* CONFIG_SOC_DA8XX */ - #define DAVINCI_UART0_BASE 0x01c42000 #define DAVINCI_UART1_BASE 0x01d0c000 #define DAVINCI_UART2_BASE 0x01d0d000 @@ -162,66 +79,11 @@ typedef volatile unsigned int * dv_reg_p; #define GPIO_BANK6_REG_OPDATA_ADDR (DAVINCI_GPIO_BASE + 0x8c) #define GPIO_BANK6_REG_SET_ADDR (DAVINCI_GPIO_BASE + 0x90) #define GPIO_BANK6_REG_CLR_ADDR (DAVINCI_GPIO_BASE + 0x94) -#endif /* CONFIG_SOC_DA8XX */
/* Power and Sleep Controller (PSC) Domains */ #define DAVINCI_GPSC_ARMDOMAIN 0 #define DAVINCI_GPSC_DSPDOMAIN 1
-#ifndef CONFIG_SOC_DA8XX - -#define DAVINCI_LPSC_VPSSMSTR 0 -#define DAVINCI_LPSC_VPSSSLV 1 -#define DAVINCI_LPSC_TPCC 2 -#define DAVINCI_LPSC_TPTC0 3 -#define DAVINCI_LPSC_TPTC1 4 -#define DAVINCI_LPSC_EMAC 5 -#define DAVINCI_LPSC_EMAC_WRAPPER 6 -#define DAVINCI_LPSC_MDIO 7 -#define DAVINCI_LPSC_IEEE1394 8 -#define DAVINCI_LPSC_USB 9 -#define DAVINCI_LPSC_ATA 10 -#define DAVINCI_LPSC_VLYNQ 11 -#define DAVINCI_LPSC_UHPI 12 -#define DAVINCI_LPSC_DDR_EMIF 13 -#define DAVINCI_LPSC_AEMIF 14 -#define DAVINCI_LPSC_MMC_SD 15 -#define DAVINCI_LPSC_MEMSTICK 16 -#define DAVINCI_LPSC_McBSP 17 -#define DAVINCI_LPSC_I2C 18 -#define DAVINCI_LPSC_UART0 19 -#define DAVINCI_LPSC_UART1 20 -#define DAVINCI_LPSC_UART2 21 -#define DAVINCI_LPSC_SPI 22 -#define DAVINCI_LPSC_PWM0 23 -#define DAVINCI_LPSC_PWM1 24 -#define DAVINCI_LPSC_PWM2 25 -#define DAVINCI_LPSC_GPIO 26 -#define DAVINCI_LPSC_TIMER0 27 -#define DAVINCI_LPSC_TIMER1 28 -#define DAVINCI_LPSC_TIMER2 29 -#define DAVINCI_LPSC_SYSTEM_SUBSYS 30 -#define DAVINCI_LPSC_ARM 31 -#define DAVINCI_LPSC_SCR2 32 -#define DAVINCI_LPSC_SCR3 33 -#define DAVINCI_LPSC_SCR4 34 -#define DAVINCI_LPSC_CROSSBAR 35 -#define DAVINCI_LPSC_CFG27 36 -#define DAVINCI_LPSC_CFG3 37 -#define DAVINCI_LPSC_CFG5 38 -#define DAVINCI_LPSC_GEM 39 -#define DAVINCI_LPSC_IMCOP 40 -#define DAVINCI_LPSC_VPSSMASTER 47 -#define DAVINCI_LPSC_MJCP 50 -#define DAVINCI_LPSC_HDVICP 51 - -#define DAVINCI_DM646X_LPSC_EMAC 14 -#define DAVINCI_DM646X_LPSC_UART0 26 -#define DAVINCI_DM646X_LPSC_I2C 31 -#define DAVINCI_DM646X_LPSC_TIMER0 34 - -#else /* CONFIG_SOC_DA8XX */ - #define DAVINCI_LPSC_TPCC 0 #define DAVINCI_LPSC_TPTC0 1 #define DAVINCI_LPSC_TPTC1 2 @@ -283,8 +145,6 @@ typedef volatile unsigned int * dv_reg_p; #define DAVINCI_LPSC_SCR_F8 (DAVINCI_LPSC_PSC1_BASE + 29) #define DAVINCI_LPSC_BR_F7 (DAVINCI_LPSC_PSC1_BASE + 30)
-#endif /* CONFIG_SOC_DA8XX */ - #ifndef __ASSEMBLY__ void lpsc_on(unsigned int id); void lpsc_syncreset(unsigned int id); @@ -296,30 +156,6 @@ void davinci_enable_emac(void); void davinci_enable_i2c(void); void davinci_errata_workarounds(void);
-#ifndef CONFIG_SOC_DA8XX - -/* Some PSC defines */ -#define PSC_CHP_SHRTSW (0x01c40038) -#define PSC_GBLCTL (0x01c41010) -#define PSC_EPCPR (0x01c41070) -#define PSC_EPCCR (0x01c41078) -#define PSC_PTCMD (0x01c41120) -#define PSC_PTSTAT (0x01c41128) -#define PSC_PDSTAT (0x01c41200) -#define PSC_PDSTAT1 (0x01c41204) -#define PSC_PDCTL (0x01c41300) -#define PSC_PDCTL1 (0x01c41304) - -#define PSC_MDCTL_BASE (0x01c41a00) -#define PSC_MDSTAT_BASE (0x01c41800) - -#define VDD3P3V_PWDN (0x01c40048) -#define UART0_PWREMU_MGMT (0x01c20030) - -#define PSC_SILVER_BULLET (0x01c41a20) - -#else /* CONFIG_SOC_DA8XX */ - #define PSC_ENABLE 0x3 #define PSC_DISABLE 0x2 #define PSC_SYNCRESET 0x1 @@ -354,41 +190,9 @@ struct davinci_psc_regs { #define davinci_psc0_regs ((struct davinci_psc_regs *)DAVINCI_PSC0_BASE) #define davinci_psc1_regs ((struct davinci_psc_regs *)DAVINCI_PSC1_BASE)
-#endif /* CONFIG_SOC_DA8XX */ - #define PSC_MDSTAT_STATE 0x3f #define PSC_MDCTL_NEXT 0x07
-#ifndef CONFIG_SOC_DA8XX - -/* Miscellania... */ -#define VBPR (0x20000020) - -/* NOTE: system control modules are *highly* chip-specific, both - * as to register content (e.g. for muxing) and which registers exist. - */ -#define PINMUX0 0x01c40000 -#define PINMUX1 0x01c40004 -#define PINMUX2 0x01c40008 -#define PINMUX3 0x01c4000c -#define PINMUX4 0x01c40010 - -struct davinci_uart_ctrl_regs { - dv_reg revid1; - dv_reg res; - dv_reg pwremu_mgmt; - dv_reg mdr; -}; - -#define DAVINCI_UART_CTRL_BASE 0x28 - -/* UART PWREMU_MGMT definitions */ -#define DAVINCI_UART_PWREMU_MGMT_FREE (1 << 0) -#define DAVINCI_UART_PWREMU_MGMT_URRST (1 << 13) -#define DAVINCI_UART_PWREMU_MGMT_UTRST (1 << 14) - -#else /* CONFIG_SOC_DA8XX */ - struct davinci_pllc_regs { dv_reg revid; dv_reg rsvd1[56]; @@ -606,26 +410,6 @@ static inline enum davinci_clk_ids get_async3_src(void) DAVINCI_PLL1_SYSCLK2 : DAVINCI_PLL0_SYSCLK2; }
-#endif /* CONFIG_SOC_DA8XX */ - -#if defined(CONFIG_SOC_DM365) -#include <asm/arch/aintc_defs.h> -#include <asm/arch/ddr2_defs.h> -#include <asm/arch/gpio.h> -#include <asm/arch/pll_defs.h> -#include <asm/arch/psc_defs.h> -#include <asm/arch/syscfg_defs.h> -#include <asm/arch/timer_defs.h> - -#define TMPBUF 0x00017ff8 -#define TMPSTATUS 0x00017ff0 -#define DV_TMPBUF_VAL 0x591b3ed7 -#define FLAG_PORRST 0x00000001 -#define FLAG_WDTRST 0x00000002 -#define FLAG_FLGON 0x00000004 -#define FLAG_FLGOFF 0x00000010 - -#endif #endif /* !__ASSEMBLY__ */
#endif /* __ASM_ARCH_HARDWARE_H */ diff --git a/arch/arm/mach-davinci/include/mach/i2c_defs.h b/arch/arm/mach-davinci/include/mach/i2c_defs.h index 50e31ca3b9..f12460dd5f 100644 --- a/arch/arm/mach-davinci/include/mach/i2c_defs.h +++ b/arch/arm/mach-davinci/include/mach/i2c_defs.h @@ -8,10 +8,6 @@ #ifndef _I2C_DEFS_H_ #define _I2C_DEFS_H_
-#ifndef CONFIG_SOC_DA8XX -#define I2C_BASE 0x01c21000 -#else #define I2C_BASE 0x01c22000 -#endif
#endif diff --git a/arch/arm/mach-davinci/include/mach/syscfg_defs.h b/arch/arm/mach-davinci/include/mach/syscfg_defs.h deleted file mode 100644 index 41deeda644..0000000000 --- a/arch/arm/mach-davinci/include/mach/syscfg_defs.h +++ /dev/null @@ -1,49 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * Copyright (C) 2011 - * Heiko Schocher, DENX Software Engineering, hs@denx.de. - */ -#ifndef _DV_SYSCFG_DEFS_H_ -#define _DV_SYSCFG_DEFS_H_ - -#ifndef CONFIG_SOC_DA8XX -/* System Control Module register structure for DM365 */ -struct dv_sys_module_regs { - unsigned int pinmux[5]; /* 0x00 */ - unsigned int bootcfg; /* 0x14 */ - unsigned int arm_intmux; /* 0x18 */ - unsigned int edma_evtmux; /* 0x1C */ - unsigned int ddr_slew; /* 0x20 */ - unsigned int clkout; /* 0x24 */ - unsigned int device_id; /* 0x28 */ - unsigned int vdac_config; /* 0x2C */ - unsigned int timer64_ctl; /* 0x30 */ - unsigned int usbbphy_ctl; /* 0x34 */ - unsigned int misc; /* 0x38 */ - unsigned int mstpri[2]; /* 0x3C */ - unsigned int vpss_clkctl; /* 0x44 */ - unsigned int peri_clkctl; /* 0x48 */ - unsigned int deepsleep; /* 0x4C */ - unsigned int dft_enable; /* 0x50 */ - unsigned int debounce[8]; /* 0x54 */ - unsigned int vtpiocr; /* 0x74 */ - unsigned int pupdctl0; /* 0x78 */ - unsigned int pupdctl1; /* 0x7C */ - unsigned int hdimcopbt; /* 0x80 */ - unsigned int pll0_config; /* 0x84 */ - unsigned int pll1_config; /* 0x88 */ -}; - -#define VPTIO_RDY (1 << 15) -#define VPTIO_IOPWRDN (1 << 14) -#define VPTIO_CLRZ (1 << 13) -#define VPTIO_LOCK (1 << 7) -#define VPTIO_PWRDN (1 << 6) - -#define VPSS_CLK_CTL_VPSS_CLKMD (1 << 7) - -#define dv_sys_module_regs \ - ((struct dv_sys_module_regs *)DAVINCI_SYSTEM_MODULE_BASE) - -#endif /* !CONFIG_SOC_DA8XX */ -#endif /* _DV_SYSCFG_DEFS_H_ */ diff --git a/arch/arm/mach-davinci/misc.c b/arch/arm/mach-davinci/misc.c index 919041521b..df500c8f35 100644 --- a/arch/arm/mach-davinci/misc.c +++ b/arch/arm/mach-davinci/misc.c @@ -68,7 +68,6 @@ err: /* * Set the mii mode as MII or RMII */ -#if defined(CONFIG_SOC_DA8XX) void davinci_emac_mii_mode_sel(int mode_sel) { int val; @@ -80,7 +79,7 @@ void davinci_emac_mii_mode_sel(int mode_sel) val |= (1 << 8); writel(val, &davinci_syscfg_regs->cfgchip3); } -#endif + /* * If there is no MAC address in the environment, then it will be initialized * (silently) from the value in the EEPROM. @@ -106,7 +105,6 @@ void davinci_sync_env_enetaddr(uint8_t *rom_enetaddr) } #endif /* CONFIG_DRIVER_TI_EMAC */
-#if defined(CONFIG_SOC_DA8XX) void irq_init(void) { /* @@ -135,4 +133,3 @@ int da8xx_configure_lpsc_items(const struct lpsc_resource *item,
return 0; } -#endif diff --git a/arch/arm/mach-davinci/psc.c b/arch/arm/mach-davinci/psc.c index 9c3ff917bb..dae10aa03b 100644 --- a/arch/arm/mach-davinci/psc.c +++ b/arch/arm/mach-davinci/psc.c @@ -33,19 +33,8 @@ static void lpsc_transition(unsigned int id, unsigned int state) { dv_reg_p mdstat, mdctl, ptstat, ptcmd; -#ifdef CONFIG_SOC_DA8XX struct davinci_psc_regs *psc_regs; -#endif
-#ifndef CONFIG_SOC_DA8XX - if (id >= DAVINCI_LPSC_GEM) - return; /* Don't work on DSP Power Domain */ - - mdstat = REG_P(PSC_MDSTAT_BASE + (id * 4)); - mdctl = REG_P(PSC_MDCTL_BASE + (id * 4)); - ptstat = REG_P(PSC_PTSTAT); - ptcmd = REG_P(PSC_PTCMD); -#else if (id < DAVINCI_LPSC_PSC1_BASE) { if (id >= PSC_PSC0_MODULE_ID_CNT) return; @@ -62,7 +51,6 @@ static void lpsc_transition(unsigned int id, unsigned int state) } ptstat = &psc_regs->ptstat; ptcmd = &psc_regs->ptcmd; -#endif
while (readl(ptstat) & 0x01) continue; @@ -71,29 +59,6 @@ static void lpsc_transition(unsigned int id, unsigned int state) return; /* Already in that state */
writel((readl(mdctl) & ~PSC_MDCTL_NEXT) | state, mdctl); - - switch (id) { -#ifdef CONFIG_SOC_DM644X - /* Special treatment for some modules as for sprue14 p.7.4.2 */ - case DAVINCI_LPSC_VPSSSLV: - case DAVINCI_LPSC_EMAC: - case DAVINCI_LPSC_EMAC_WRAPPER: - case DAVINCI_LPSC_MDIO: - case DAVINCI_LPSC_USB: - case DAVINCI_LPSC_ATA: - case DAVINCI_LPSC_VLYNQ: - case DAVINCI_LPSC_UHPI: - case DAVINCI_LPSC_DDR_EMIF: - case DAVINCI_LPSC_AEMIF: - case DAVINCI_LPSC_MMC_SD: - case DAVINCI_LPSC_MEMSTICK: - case DAVINCI_LPSC_McBSP: - case DAVINCI_LPSC_GPIO: - writel(readl(mdctl) | 0x200, mdctl); - break; -#endif - } - writel(0x01, ptcmd);
while (readl(ptstat) & 0x01) @@ -116,44 +81,3 @@ void lpsc_disable(unsigned int id) { lpsc_transition(id, 0x0); } - -/* Not all DaVinci chips have a DSP power domain. */ -#ifdef CONFIG_SOC_DM644X - -/* If DSPLINK is used, we don't want U-Boot to power on the DSP. */ -#if !defined(CONFIG_SYS_USE_DSPLINK) -void dsp_on(void) -{ - int i; - - if (REG(PSC_PDSTAT1) & 0x1f) - return; /* Already on */ - - REG(PSC_GBLCTL) |= 0x01; - REG(PSC_PDCTL1) |= 0x01; - REG(PSC_PDCTL1) &= ~0x100; - REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_GEM * 4)) |= 0x03; - REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_GEM * 4)) &= 0xfffffeff; - REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_IMCOP * 4)) |= 0x03; - REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_IMCOP * 4)) &= 0xfffffeff; - REG(PSC_PTCMD) = 0x02; - - for (i = 0; i < 100; i++) { - if (REG(PSC_EPCPR) & 0x02) - break; - } - - REG(PSC_CHP_SHRTSW) = 0x01; - REG(PSC_PDCTL1) |= 0x100; - REG(PSC_EPCCR) = 0x02; - - for (i = 0; i < 100; i++) { - if (!(REG(PSC_PTSTAT) & 0x02)) - break; - } - - REG(PSC_GBLCTL) &= ~0x1f; -} -#endif /* CONFIG_SYS_USE_DSPLINK */ - -#endif /* have a DSP */ diff --git a/arch/arm/mach-davinci/spl.c b/arch/arm/mach-davinci/spl.c index c9aaa4841b..103639e347 100644 --- a/arch/arm/mach-davinci/spl.c +++ b/arch/arm/mach-davinci/spl.c @@ -33,12 +33,7 @@ void putc(char c)
void spl_board_init(void) { -#ifdef CONFIG_SOC_DM365 - dm36x_lowlevel_init(0); -#endif -#ifdef CONFIG_SOC_DA8XX arch_cpu_init(); -#endif preloader_console_init(); }

On Mon, Apr 29, 2019 at 06:37:12PM +0200, Bartosz Golaszewski wrote:
From: Bartosz Golaszewski bgolaszewski@baylibre.com
The support for DaVinci DM* SoCs has been dropped a while ago. There's still a lot of leftover code in mach-davinci though. Entirely remove certain files and modify the common code to no longer reference unsupported chips.
Note: all DaVinci platforms supported in u-boot now define SOC_DA8XX but not all define SOC_DA850 (e.g. omapl138). We can safely remove all ifdefs for the former, but let's leave the ones for the latter.
Signed-off-by: Bartosz Golaszewski bgolaszewski@baylibre.com
Applied to u-boot/master, thanks!

On Mon, Apr 29, 2019 at 11:37 AM Bartosz Golaszewski brgl@bgdev.pl wrote:
From: Bartosz Golaszewski bgolaszewski@baylibre.com
Commit 6761946fb716 ("arm: Remove unmaintained davinci boards") removed support for certain DaVinci platforms. We still want to support the da850 chips though and I'm currently working on converting all remaining drivers to using the driver model (please don't remove it yet :)).
This series is the first step: let's remove all leftover dead code. This will make things easier when adding support for driver model to NAND and EMAC drivers.
Bartosz Golaszewski (5): net: davinci_emac: drop support for unused PHYs arm: davinci: remove dead code for PHYs used by DaVinci DM* boards nand: davinci: remove dead code for dm644x usb: musb_hcd: remove unnecessary ifdefs for dm* SoCs arm: davinci: remove leftover code for dm* SoCs
arch/arm/mach-davinci/Makefile | 1 - arch/arm/mach-davinci/cpu.c | 116 ----- arch/arm/mach-davinci/dm355.c | 29 -- arch/arm/mach-davinci/dm365.c | 19 - arch/arm/mach-davinci/dm365_lowlevel.c | 459 ------------------ arch/arm/mach-davinci/dm644x.c | 80 --- arch/arm/mach-davinci/dm646x.c | 25 - arch/arm/mach-davinci/dp83848.c | 127 ----- arch/arm/mach-davinci/et1011c.c | 41 -- .../mach-davinci/include/mach/davinci_misc.h | 4 +- .../arm/mach-davinci/include/mach/emac_defs.h | 56 --- arch/arm/mach-davinci/include/mach/gpio.h | 14 +- arch/arm/mach-davinci/include/mach/hardware.h | 216 --------- arch/arm/mach-davinci/include/mach/i2c_defs.h | 4 - .../mach-davinci/include/mach/syscfg_defs.h | 49 -- arch/arm/mach-davinci/ksz8873.c | 52 -- arch/arm/mach-davinci/lxt972.c | 112 ----- arch/arm/mach-davinci/misc.c | 5 +- arch/arm/mach-davinci/psc.c | 76 --- arch/arm/mach-davinci/spl.c | 5 - drivers/mtd/nand/raw/davinci_nand.c | 39 -- drivers/net/ti/davinci_emac.c | 55 +-- drivers/usb/musb/musb_hcd.c | 6 - 23 files changed, 9 insertions(+), 1581 deletions(-) delete mode 100644 arch/arm/mach-davinci/dm355.c delete mode 100644 arch/arm/mach-davinci/dm365.c delete mode 100644 arch/arm/mach-davinci/dm365_lowlevel.c delete mode 100644 arch/arm/mach-davinci/dm644x.c delete mode 100644 arch/arm/mach-davinci/dm646x.c delete mode 100644 arch/arm/mach-davinci/dp83848.c delete mode 100644 arch/arm/mach-davinci/et1011c.c delete mode 100644 arch/arm/mach-davinci/include/mach/syscfg_defs.h delete mode 100644 arch/arm/mach-davinci/ksz8873.c delete mode 100644 arch/arm/mach-davinci/lxt972.c
What about the references to CONFIG_SOC_DM644X inside lowlevel_init.S?
I am not even sure anyone calls this.
-- 2.21.0

pon., 20 maj 2019 o 17:39 Adam Ford aford173@gmail.com napisał(a):
On Mon, Apr 29, 2019 at 11:37 AM Bartosz Golaszewski brgl@bgdev.pl wrote:
From: Bartosz Golaszewski bgolaszewski@baylibre.com
Commit 6761946fb716 ("arm: Remove unmaintained davinci boards") removed support for certain DaVinci platforms. We still want to support the da850 chips though and I'm currently working on converting all remaining drivers to using the driver model (please don't remove it yet :)).
This series is the first step: let's remove all leftover dead code. This will make things easier when adding support for driver model to NAND and EMAC drivers.
Bartosz Golaszewski (5): net: davinci_emac: drop support for unused PHYs arm: davinci: remove dead code for PHYs used by DaVinci DM* boards nand: davinci: remove dead code for dm644x usb: musb_hcd: remove unnecessary ifdefs for dm* SoCs arm: davinci: remove leftover code for dm* SoCs
arch/arm/mach-davinci/Makefile | 1 - arch/arm/mach-davinci/cpu.c | 116 ----- arch/arm/mach-davinci/dm355.c | 29 -- arch/arm/mach-davinci/dm365.c | 19 - arch/arm/mach-davinci/dm365_lowlevel.c | 459 ------------------ arch/arm/mach-davinci/dm644x.c | 80 --- arch/arm/mach-davinci/dm646x.c | 25 - arch/arm/mach-davinci/dp83848.c | 127 ----- arch/arm/mach-davinci/et1011c.c | 41 -- .../mach-davinci/include/mach/davinci_misc.h | 4 +- .../arm/mach-davinci/include/mach/emac_defs.h | 56 --- arch/arm/mach-davinci/include/mach/gpio.h | 14 +- arch/arm/mach-davinci/include/mach/hardware.h | 216 --------- arch/arm/mach-davinci/include/mach/i2c_defs.h | 4 - .../mach-davinci/include/mach/syscfg_defs.h | 49 -- arch/arm/mach-davinci/ksz8873.c | 52 -- arch/arm/mach-davinci/lxt972.c | 112 ----- arch/arm/mach-davinci/misc.c | 5 +- arch/arm/mach-davinci/psc.c | 76 --- arch/arm/mach-davinci/spl.c | 5 - drivers/mtd/nand/raw/davinci_nand.c | 39 -- drivers/net/ti/davinci_emac.c | 55 +-- drivers/usb/musb/musb_hcd.c | 6 - 23 files changed, 9 insertions(+), 1581 deletions(-) delete mode 100644 arch/arm/mach-davinci/dm355.c delete mode 100644 arch/arm/mach-davinci/dm365.c delete mode 100644 arch/arm/mach-davinci/dm365_lowlevel.c delete mode 100644 arch/arm/mach-davinci/dm644x.c delete mode 100644 arch/arm/mach-davinci/dm646x.c delete mode 100644 arch/arm/mach-davinci/dp83848.c delete mode 100644 arch/arm/mach-davinci/et1011c.c delete mode 100644 arch/arm/mach-davinci/include/mach/syscfg_defs.h delete mode 100644 arch/arm/mach-davinci/ksz8873.c delete mode 100644 arch/arm/mach-davinci/lxt972.c
What about the references to CONFIG_SOC_DM644X inside lowlevel_init.S?
I am not even sure anyone calls this.
-- 2.21.0
Right, seems like nobody uses it anymore. I'll send a follow-up.
Bart
participants (5)
-
Adam Ford
-
Bartosz Golaszewski
-
Bartosz Golaszewski
-
Marek Vasut
-
Tom Rini