[U-Boot] [PATCH 1/3] imx: apbh_dma: Update APBH-DMA for MX7D
From: Peng Fan peng.fan@nxp.com
Update APBH-DMA driver and head files to support i.MX7D
Signed-off-by: Peng Fan peng.fan@nxp.com Cc: Stefano Babic sbabic@denx.de --- arch/arm/include/asm/imx-common/dma.h | 2 +- arch/arm/include/asm/imx-common/regs-apbh.h | 6 +++--- drivers/dma/apbh_dma.c | 2 +- 3 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/arch/arm/include/asm/imx-common/dma.h b/arch/arm/include/asm/imx-common/dma.h index 7d421b3..1aec4f9 100644 --- a/arch/arm/include/asm/imx-common/dma.h +++ b/arch/arm/include/asm/imx-common/dma.h @@ -59,7 +59,7 @@ enum { MXS_DMA_CHANNEL_AHB_APBH_RESERVED1, MXS_MAX_DMA_CHANNELS, }; -#elif defined(CONFIG_MX6) +#elif defined(CONFIG_MX6) || defined(CONFIG_MX7) enum { MXS_DMA_CHANNEL_AHB_APBH_GPMI0 = 0, MXS_DMA_CHANNEL_AHB_APBH_GPMI1, diff --git a/arch/arm/include/asm/imx-common/regs-apbh.h b/arch/arm/include/asm/imx-common/regs-apbh.h index ca77436..391452c 100644 --- a/arch/arm/include/asm/imx-common/regs-apbh.h +++ b/arch/arm/include/asm/imx-common/regs-apbh.h @@ -96,7 +96,7 @@ struct mxs_apbh_regs { mxs_reg_32(hw_apbh_version) };
-#elif (defined(CONFIG_MX28) || defined(CONFIG_MX6)) +#elif (defined(CONFIG_MX28) || defined(CONFIG_MX6) || defined(CONFIG_MX7)) struct mxs_apbh_regs { mxs_reg_32(hw_apbh_ctrl0) mxs_reg_32(hw_apbh_ctrl1) @@ -275,7 +275,7 @@ struct mxs_apbh_regs { #define APBH_CTRL0_CLKGATE_CHANNEL_NAND7 0x0800 #define APBH_CTRL0_CLKGATE_CHANNEL_HSADC 0x1000 #define APBH_CTRL0_CLKGATE_CHANNEL_LCDIF 0x2000 -#elif defined(CONFIG_MX6) +#elif (defined(CONFIG_MX6) || defined(CONFIG_MX7)) #define APBH_CTRL0_CLKGATE_CHANNEL_OFFSET 0 #define APBH_CTRL0_CLKGATE_CHANNEL_NAND0 0x0001 #define APBH_CTRL0_CLKGATE_CHANNEL_NAND1 0x0002 @@ -391,7 +391,7 @@ struct mxs_apbh_regs { #define APBH_CHANNEL_CTRL_FREEZE_CHANNEL_LCDIF 0x2000 #endif
-#if defined(CONFIG_MX6) +#if (defined(CONFIG_MX6) || defined(CONFIG_MX7)) #define APBH_CHANNEL_CTRL_RESET_CHANNEL_OFFSET 16 #endif
diff --git a/drivers/dma/apbh_dma.c b/drivers/dma/apbh_dma.c index 22defcd..a6dc935 100644 --- a/drivers/dma/apbh_dma.c +++ b/drivers/dma/apbh_dma.c @@ -215,7 +215,7 @@ static int mxs_dma_reset(int channel) #if defined(CONFIG_MX23) uint32_t setreg = (uint32_t)(&apbh_regs->hw_apbh_ctrl0_set); uint32_t offset = APBH_CTRL0_RESET_CHANNEL_OFFSET; -#elif (defined(CONFIG_MX28) || defined(CONFIG_MX6)) +#elif (defined(CONFIG_MX28) || defined(CONFIG_MX6) || defined(CONFIG_MX7)) uint32_t setreg = (uint32_t)(&apbh_regs->hw_apbh_channel_ctrl_set); uint32_t offset = APBH_CHANNEL_CTRL_RESET_CHANNEL_OFFSET; #endif
From: Peng Fan peng.fan@nxp.com
Update GPMI NAND driver and BCH head file to support i.MX7
Signed-off-by: Peng Fan peng.fan@nxp.com Cc: Stefano Babic sbabic@denx.de --- arch/arm/include/asm/imx-common/regs-bch.h | 4 ++-- drivers/mtd/nand/mxs_nand.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/arm/include/asm/imx-common/regs-bch.h b/arch/arm/include/asm/imx-common/regs-bch.h index 5c47783..adfbace 100644 --- a/arch/arm/include/asm/imx-common/regs-bch.h +++ b/arch/arm/include/asm/imx-common/regs-bch.h @@ -123,7 +123,7 @@ struct mxs_bch_regs { #define BCH_FLASHLAYOUT0_NBLOCKS_OFFSET 24 #define BCH_FLASHLAYOUT0_META_SIZE_MASK (0xff << 16) #define BCH_FLASHLAYOUT0_META_SIZE_OFFSET 16 -#if defined(CONFIG_MX6) +#if (defined(CONFIG_MX6) || defined(CONFIG_MX7)) #define BCH_FLASHLAYOUT0_ECC0_MASK (0x1f << 11) #define BCH_FLASHLAYOUT0_ECC0_OFFSET 11 #else @@ -154,7 +154,7 @@ struct mxs_bch_regs {
#define BCH_FLASHLAYOUT1_PAGE_SIZE_MASK (0xffff << 16) #define BCH_FLASHLAYOUT1_PAGE_SIZE_OFFSET 16 -#if defined(CONFIG_MX6) +#if (defined(CONFIG_MX6) || defined(CONFIG_MX7)) #define BCH_FLASHLAYOUT1_ECCN_MASK (0x1f << 11) #define BCH_FLASHLAYOUT1_ECCN_OFFSET 11 #else diff --git a/drivers/mtd/nand/mxs_nand.c b/drivers/mtd/nand/mxs_nand.c index f15cf36..ba019a0 100644 --- a/drivers/mtd/nand/mxs_nand.c +++ b/drivers/mtd/nand/mxs_nand.c @@ -30,7 +30,7 @@ #define MXS_NAND_DMA_DESCRIPTOR_COUNT 4
#define MXS_NAND_CHUNK_DATA_CHUNK_SIZE 512 -#if defined(CONFIG_MX6) +#if (defined(CONFIG_MX6) || defined(CONFIG_MX7)) #define MXS_NAND_CHUNK_DATA_CHUNK_SIZE_SHIFT 2 #else #define MXS_NAND_CHUNK_DATA_CHUNK_SIZE_SHIFT 0 @@ -152,7 +152,7 @@ static inline uint32_t mxs_nand_get_ecc_strength(uint32_t page_data_size, int max_ecc_strength_supported;
/* Refer to Chapter 17 for i.MX6DQ, Chapter 18 for i.MX6SX */ - if (is_cpu_type(MXC_CPU_MX6SX)) + if (is_cpu_type(MXC_CPU_MX6SX) || is_soc_type(MXC_SOC_MX7)) max_ecc_strength_supported = 62; else max_ecc_strength_supported = 40;
On 22/12/2015 10:04, Peng Fan wrote:
From: Peng Fan peng.fan@nxp.com
Update GPMI NAND driver and BCH head file to support i.MX7
Signed-off-by: Peng Fan peng.fan@nxp.com Cc: Stefano Babic sbabic@denx.de
Applied to u-boot-imx, thanks!
Best regards, Stefano Babic
From: Peng Fan peng.fan@nxp.com
Add pinmux settings. Add related macro definitions. Nand pin conflicts with emmc, so if want to enable nand, need to do hardware rework. After hardware rework, define CONFIG_NAND_MXS in board header file.
Signed-off-by: Peng Fan peng.fan@nxp.com Cc: Stefano Babic sbabic@denx.de --- board/freescale/mx7dsabresd/mx7dsabresd.c | 39 +++++++++++++++++++++++++++++++ include/configs/mx7dsabresd.h | 25 ++++++++++++++++++++ 2 files changed, 64 insertions(+)
diff --git a/board/freescale/mx7dsabresd/mx7dsabresd.c b/board/freescale/mx7dsabresd/mx7dsabresd.c index 12327c2..3d520d6 100644 --- a/board/freescale/mx7dsabresd/mx7dsabresd.c +++ b/board/freescale/mx7dsabresd/mx7dsabresd.c @@ -47,6 +47,9 @@ DECLARE_GLOBAL_DATA_PTR; #define QSPI_PAD_CTRL \ (PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_PUE | PAD_CTL_PUS_PU47KOHM)
+#define NAND_PAD_CTRL (PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_SRE_SLOW | PAD_CTL_HYS) + +#define NAND_PAD_READY0_CTRL (PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_PUS_PU5KOHM) #ifdef CONFIG_SYS_I2C_MXC #define PC MUX_PAD_CTRL(I2C_PAD_CTRL) /* I2C1 for PMIC */ @@ -196,6 +199,38 @@ static void iox74lv_init(void) gpio_direction_output(IOX_STCP, 1); };
+#ifdef CONFIG_NAND_MXS +static iomux_v3_cfg_t const gpmi_pads[] = { + MX7D_PAD_SD3_DATA0__NAND_DATA00 | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SD3_DATA1__NAND_DATA01 | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SD3_DATA2__NAND_DATA02 | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SD3_DATA3__NAND_DATA03 | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SD3_DATA4__NAND_DATA04 | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SD3_DATA5__NAND_DATA05 | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SD3_DATA6__NAND_DATA06 | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SD3_DATA7__NAND_DATA07 | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SD3_CLK__NAND_CLE | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SD3_CMD__NAND_ALE | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SD3_STROBE__NAND_RE_B | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SD3_RESET_B__NAND_WE_B | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SAI1_MCLK__NAND_WP_B | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SAI1_RX_BCLK__NAND_CE3_B | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SAI1_RX_SYNC__NAND_CE2_B | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SAI1_RX_DATA__NAND_CE1_B | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SAI1_TX_BCLK__NAND_CE0_B | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SAI1_TX_SYNC__NAND_DQS | MUX_PAD_CTRL(NAND_PAD_CTRL), + MX7D_PAD_SAI1_TX_DATA__NAND_READY_B | MUX_PAD_CTRL(NAND_PAD_READY0_CTRL), +}; + +static void setup_gpmi_nand(void) +{ + imx_iomux_v3_setup_multiple_pads(gpmi_pads, ARRAY_SIZE(gpmi_pads)); + + /* NAND_USDHC_BUS_CLK is set in rom */ + set_clk_nand(); +} +#endif + #ifdef CONFIG_VIDEO_MXS static iomux_v3_cfg_t const lcd_pads[] = { MX7D_PAD_LCD_CLK__LCD_CLK | MUX_PAD_CTRL(LCD_PAD_CTRL), @@ -493,6 +528,10 @@ int board_init(void) setup_fec(); #endif
+#ifdef CONFIG_NAND_MXS + setup_gpmi_nand(); +#endif + #ifdef CONFIG_VIDEO_MXS setup_lcd(); #endif diff --git a/include/configs/mx7dsabresd.h b/include/configs/mx7dsabresd.h index 22e515c..d23e4f3 100644 --- a/include/configs/mx7dsabresd.h +++ b/include/configs/mx7dsabresd.h @@ -179,8 +179,33 @@ #define CONFIG_SYS_NO_FLASH #define CONFIG_ENV_SIZE SZ_8K #define CONFIG_ENV_IS_IN_MMC + +/* + * If want to use nand, define CONFIG_NAND_MXS and rework board + * to support nand, since emmc has pin conflicts with nand + */ +#ifdef CONFIG_NAND_MXS +#define CONFIG_CMD_NAND +#define CONFIG_CMD_NAND_TRIMFFS + +/* NAND stuff */ +#define CONFIG_SYS_MAX_NAND_DEVICE 1 +#define CONFIG_SYS_NAND_BASE 0x40000000 +#define CONFIG_SYS_NAND_5_ADDR_CYCLE +#define CONFIG_SYS_NAND_ONFI_DETECTION + +/* DMA stuff, needed for GPMI/MXS NAND support */ +#define CONFIG_APBH_DMA +#define CONFIG_APBH_DMA_BURST +#define CONFIG_APBH_DMA_BURST8 +#endif + #define CONFIG_ENV_OFFSET (8 * SZ_64K) +#ifdef CONFIG_NAND_MXS +#define CONFIG_SYS_FSL_USDHC_NUM 1 +#else #define CONFIG_SYS_FSL_USDHC_NUM 2 +#endif
#define CONFIG_SYS_MMC_ENV_DEV 0 /* USDHC1 */ #define CONFIG_SYS_MMC_ENV_PART 0 /* user area */
On 22/12/2015 10:04, Peng Fan wrote:
From: Peng Fan peng.fan@nxp.com
Add pinmux settings. Add related macro definitions. Nand pin conflicts with emmc, so if want to enable nand, need to do hardware rework. After hardware rework, define CONFIG_NAND_MXS in board header file.
Signed-off-by: Peng Fan peng.fan@nxp.com Cc: Stefano Babic sbabic@denx.de
Applied to u-boot-imx, thanks!
Best regards, Stefano Babic
On 22/12/2015 10:04, Peng Fan wrote:
From: Peng Fan peng.fan@nxp.com
Update APBH-DMA driver and head files to support i.MX7D
Signed-off-by: Peng Fan peng.fan@nxp.com Cc: Stefano Babic sbabic@denx.de
Applied to u-boot-imx, thanks!
Best regards, Stefano Babic
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Stefano Babic