Update PLL values. SYS_CLKSEL value for 20MHz is changed to 2. In other platforms SYS_CLKSEL value 2 represents reserved. But in sys_clk array ind 1 is used for 13Mhz. Since other platforms are not using 13Mhz, reusing index 1 for 20MHz.
Signed-off-by: Lokesh Vutla lokeshvutla@ti.com Signed-off-by: Sricharan R r.sricharan@ti.com --- arch/arm/cpu/armv7/omap-common/clocks-common.c | 16 ++--- arch/arm/cpu/armv7/omap5/hw_data.c | 87 +++++++++++++++--------- arch/arm/cpu/armv7/omap5/prcm-regs.c | 1 + arch/arm/include/asm/arch-omap4/clock.h | 2 +- arch/arm/include/asm/arch-omap5/clock.h | 8 ++- arch/arm/include/asm/omap_common.h | 3 +- include/configs/dra7xx_evm.h | 2 + 7 files changed, 73 insertions(+), 46 deletions(-)
diff --git a/arch/arm/cpu/armv7/omap-common/clocks-common.c b/arch/arm/cpu/armv7/omap-common/clocks-common.c index 64fffd3..2e5a01e 100644 --- a/arch/arm/cpu/armv7/omap-common/clocks-common.c +++ b/arch/arm/cpu/armv7/omap-common/clocks-common.c @@ -50,13 +50,12 @@
const u32 sys_clk_array[8] = { 12000000, /* 12 MHz */ - 13000000, /* 13 MHz */ + 20000000, /* 20 MHz */ 16800000, /* 16.8 MHz */ 19200000, /* 19.2 MHz */ 26000000, /* 26 MHz */ 27000000, /* 27 MHz */ 38400000, /* 38.4 MHz */ - 20000000, /* 20 MHz */ };
static inline u32 __get_sys_clk_index(void) @@ -75,13 +74,6 @@ static inline u32 __get_sys_clk_index(void) /* SYS_CLKSEL - 1 to match the dpll param array indices */ ind = (readl((*prcm)->cm_sys_clksel) & CM_SYS_CLKSEL_SYS_CLKSEL_MASK) - 1; - /* - * SYS_CLKSEL value for 20MHz is 0. This is introduced newly - * in DRA7XX socs. SYS_CLKSEL -1 will be greater than - * NUM_SYS_CLK. So considering the last 3 bits as the index - * for the dpll param array. - */ - ind &= CM_SYS_CLKSEL_SYS_CLKSEL_MASK; } return ind; } @@ -441,6 +433,12 @@ static void setup_non_essential_dplls(void) params = get_abe_dpll_params(*dplls_data); #ifdef CONFIG_SYS_OMAP_ABE_SYSCK abe_ref_clk = CM_ABE_PLL_REF_CLKSEL_CLKSEL_SYSCLK; + + if (omap_revision() == DRA752_ES1_0) + /* Select the sys clk for dpll_abe */ + clrsetbits_le32((*prcm)->cm_abe_pll_sys_clksel, + CM_CLKSEL_ABE_PLL_SYS_CLKSEL_MASK, + CM_ABE_PLL_SYS_CLKSEL_SYSCLK2); #else abe_ref_clk = CM_ABE_PLL_REF_CLKSEL_CLKSEL_32KCLK; /* diff --git a/arch/arm/cpu/armv7/omap5/hw_data.c b/arch/arm/cpu/armv7/omap5/hw_data.c index bddcaed..44552c3 100644 --- a/arch/arm/cpu/armv7/omap5/hw_data.c +++ b/arch/arm/cpu/armv7/omap5/hw_data.c @@ -100,14 +100,13 @@ static const struct dpll_params mpu_dpll_params_499mhz[NUM_SYS_CLKS] = { };
static const struct dpll_params mpu_dpll_params_1ghz[NUM_SYS_CLKS] = { - {250, 2, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {119, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {625, 11, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {500, 12, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ + {250, 2, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {500, 9, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 20 MHz */ + {119, 1, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {625, 11, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {500, 12, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {625, 23, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */ - {50, 0, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1} /* 20 MHz */ + {625, 23, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */ };
static const struct dpll_params @@ -133,15 +132,14 @@ static const struct dpll_params };
static const struct dpll_params - core_dpll_params_2128mhz_ddr532_dra7xx[NUM_SYS_CLKS] = { - {266, 2, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {443, 6, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6}, /* 16.8 MHz */ - {277, 4, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6}, /* 19.2 MHz */ - {368, 8, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6}, /* 26 MHz */ + core_dpll_params_2128mhz_dra7xx[NUM_SYS_CLKS] = { + {266, 2, 2, 1, -1, 4, 62, 5, -1, 5, 4, 6}, /* 12 MHz */ + {266, 4, 2, 1, -1, 4, 62, 5, -1, 5, 4, 6}, /* 20 MHz */ + {443, 6, 2, 1, -1, 4, 62, 5, -1, 5, 4, 6}, /* 16.8 MHz */ + {277, 4, 2, 1, -1, 4, 62, 5, -1, 5, 4, 6}, /* 19.2 MHz */ + {368, 8, 2, 1, -1, 4, 62, 5, -1, 5, 4, 6}, /* 26 MHz */ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {277, 9, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6}, /* 38.4 MHz */ - {266, 4, 2, -1, -1, 4, 62, 5, -1, 5, 7, 6} /* 20 MHz */ + {277, 9, 2, 1, -1, 4, 62, 5, -1, 5, 4, 6}, /* 38.4 MHz */ };
static const struct dpll_params @@ -187,14 +185,13 @@ static const struct dpll_params per_dpll_params_768mhz_es2[NUM_SYS_CLKS] = { };
static const struct dpll_params per_dpll_params_768mhz_dra7xx[NUM_SYS_CLKS] = { - {32, 0, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {160, 6, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 16.8 MHz */ - {20, 0, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 19.2 MHz */ - {192, 12, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 26 MHz */ + {32, 0, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 12 MHz */ + {96, 4, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 20 MHz */ + {160, 6, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 16.8 MHz */ + {20, 0, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 19.2 MHz */ + {192, 12, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 26 MHz */ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {10, 0, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 38.4 MHz */ - {96, 4, 4, -1, 3, 4, 10, 2, -1, -1, -1, -1} /* 20 MHz */ + {10, 0, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1}, /* 38.4 MHz */ };
static const struct dpll_params iva_dpll_params_2330mhz[NUM_SYS_CLKS] = { @@ -207,6 +204,16 @@ static const struct dpll_params iva_dpll_params_2330mhz[NUM_SYS_CLKS] = { {91, 2, -1, -1, 5, 6, -1, -1, -1, -1, -1, -1} /* 38.4 MHz */ };
+static const struct dpll_params iva_dpll_params_2330mhz_dra7xx[NUM_SYS_CLKS] = { + {1165, 11, 3, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {233, 3, 3, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 20 MHz */ + {208, 2, 3, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {182, 2, 3, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {224, 4, 3, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ + {91, 2, 3, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */ +}; + /* ABE M & N values with sys_clk as source */ static const struct dpll_params abe_dpll_params_sysclk_196608khz[NUM_SYS_CLKS] = { @@ -224,26 +231,36 @@ static const struct dpll_params abe_dpll_params_32k_196608khz = { 750, 0, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1 };
+/* ABE M & N values with sysclk2(22.5792 MHz) as input */ +static const struct dpll_params + abe_dpll_params_sysclk2_361267khz[NUM_SYS_CLKS] = { + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {16, 1, 1, 1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 20 MHz */ + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ + {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */ +}; + static const struct dpll_params usb_dpll_params_1920mhz[NUM_SYS_CLKS] = { {400, 4, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ + {480, 9, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 20 MHz */ {400, 6, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ {400, 7, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ {480, 12, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ {400, 15, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */ - {48, 0, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1} /* 20 MHz */ };
-static const struct dpll_params ddr_dpll_params_1066mhz[NUM_SYS_CLKS] = { - {533, 11, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ - {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 13 MHz */ - {222, 6, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ - {111, 3, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {41, 1, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ +static const struct dpll_params ddr_dpll_params_2128mhz[NUM_SYS_CLKS] = { + {266, 2, 2, 1, 8, -1, -1, -1, -1, -1, -1, -1}, /* 12 MHz */ + {266, 4, 2, 1, 8, -1, -1, -1, -1, -1, -1, -1}, /* 20 MHz */ + {190, 2, 2, 1, 8, -1, -1, -1, -1, -1, -1, -1}, /* 16.8 MHz */ + {665, 11, 2, 1, 8, -1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {532, 12, 2, 1, 8, -1, -1, -1, -1, -1, -1, -1}, /* 26 MHz */ {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, /* 27 MHz */ - {347, 24, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */ - {533, 19, 1, 1, 4, -1, -1, -1, -1, -1, -1, -1} /* 20 MHz */ + {665, 23, 2, 1, 8, -1, -1, -1, -1, -1, -1, -1}, /* 38.4 MHz */ };
struct dplls omap5_dplls_es1 = { @@ -276,10 +293,12 @@ struct dplls omap5_dplls_es2 = {
struct dplls dra7xx_dplls = { .mpu = mpu_dpll_params_1ghz, - .core = core_dpll_params_2128mhz_ddr532_dra7xx, + .core = core_dpll_params_2128mhz_dra7xx, .per = per_dpll_params_768mhz_dra7xx, + .abe = abe_dpll_params_sysclk2_361267khz, + .iva = iva_dpll_params_2330mhz_dra7xx, .usb = usb_dpll_params_1920mhz, - .ddr = ddr_dpll_params_1066mhz, + .ddr = ddr_dpll_params_2128mhz, };
struct pmic_data palmas = { diff --git a/arch/arm/cpu/armv7/omap5/prcm-regs.c b/arch/arm/cpu/armv7/omap5/prcm-regs.c index db779f2..fdf204f 100644 --- a/arch/arm/cpu/armv7/omap5/prcm-regs.c +++ b/arch/arm/cpu/armv7/omap5/prcm-regs.c @@ -943,6 +943,7 @@ struct prcm_regs const dra7xx_prcm = { /* l4 wkup regs */ .cm_abe_pll_ref_clksel = 0x4ae0610c, .cm_sys_clksel = 0x4ae06110, + .cm_abe_pll_sys_clksel = 0x4ae06118, .cm_wkup_clkstctrl = 0x4ae07800, .cm_wkup_l4wkup_clkctrl = 0x4ae07820, .cm_wkup_wdtimer1_clkctrl = 0x4ae07828, diff --git a/arch/arm/include/asm/arch-omap4/clock.h b/arch/arm/include/asm/arch-omap4/clock.h index d7b61c2..d14d8fb 100644 --- a/arch/arm/include/asm/arch-omap4/clock.h +++ b/arch/arm/include/asm/arch-omap4/clock.h @@ -76,7 +76,7 @@ #define CM_CLKSEL_DCC_EN_MASK (1 << 22)
/* CM_SYS_CLKSEL */ -#define CM_SYS_CLKSEL_SYS_CLKSEL_MASK 7 +#define CM_SYS_CLKSEL_SYS_CLKSEL_MASK 7
/* CM_CLKSEL_CORE */ #define CLKSEL_CORE_SHIFT 0 diff --git a/arch/arm/include/asm/arch-omap5/clock.h b/arch/arm/include/asm/arch-omap5/clock.h index 86d4711..1affa4f 100644 --- a/arch/arm/include/asm/arch-omap5/clock.h +++ b/arch/arm/include/asm/arch-omap5/clock.h @@ -81,7 +81,7 @@ #define CM_CLKSEL_DCC_EN_MASK (1 << 22)
/* CM_SYS_CLKSEL */ -#define CM_SYS_CLKSEL_SYS_CLKSEL_MASK 7 +#define CM_SYS_CLKSEL_SYS_CLKSEL_MASK 7
/* CM_CLKSEL_CORE */ #define CLKSEL_CORE_SHIFT 0 @@ -98,6 +98,12 @@ #define CM_ABE_PLL_REF_CLKSEL_CLKSEL_SYSCLK 0 #define CM_ABE_PLL_REF_CLKSEL_CLKSEL_32KCLK 1
+/* CM_CLKSEL_ABE_PLL_SYS */ +#define CM_CLKSEL_ABE_PLL_SYS_CLKSEL_SHIFT 0 +#define CM_CLKSEL_ABE_PLL_SYS_CLKSEL_MASK 1 +#define CM_ABE_PLL_SYS_CLKSEL_SYSCLK1 0 +#define CM_ABE_PLL_SYS_CLKSEL_SYSCLK2 1 + /* CM_BYPCLK_DPLL_IVA */ #define CM_BYPCLK_DPLL_IVA_CLKSEL_SHIFT 0 #define CM_BYPCLK_DPLL_IVA_CLKSEL_MASK 3 diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h index 7007177..86ddd65 100644 --- a/arch/arm/include/asm/omap_common.h +++ b/arch/arm/include/asm/omap_common.h @@ -29,7 +29,7 @@
#include <common.h>
-#define NUM_SYS_CLKS 8 +#define NUM_SYS_CLKS 7
struct prcm_regs { /* cm1.ckgen */ @@ -301,6 +301,7 @@ struct prcm_regs { /* l4 wkup regs */ u32 cm_abe_pll_ref_clksel; u32 cm_sys_clksel; + u32 cm_abe_pll_sys_clksel; u32 cm_wkup_clkstctrl; u32 cm_wkup_l4wkup_clkctrl; u32 cm_wkup_wdtimer1_clkctrl; diff --git a/include/configs/dra7xx_evm.h b/include/configs/dra7xx_evm.h index 35dec08..0eea28c 100644 --- a/include/configs/dra7xx_evm.h +++ b/include/configs/dra7xx_evm.h @@ -39,4 +39,6 @@ #define CONFIG_CONS_INDEX 1 #define CONFIG_SYS_NS16550_COM1 UART1_BASE #define CONFIG_BAUDRATE 115200 + +#define CONFIG_SYS_OMAP_ABE_SYSCK #endif /* __CONFIG_DRA7XX_EVM_H */