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author | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2014-05-15 17:19:45 +0200 |
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committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2014-05-15 17:19:45 +0200 |
commit | 44cfc3a83f2a62963af2de8d983daf4c77e1db0c (patch) | |
tree | ccdd7943466b3f6fa0231c14de7686cca84caeb4 /arch/arm/cpu | |
parent | 9f5f51540d0d6af03ff22f55b7afc3fda6a4120d (diff) | |
parent | 2364e151e432b4ccf32dc9e6147121253d4ff86d (diff) | |
download | u-boot-imx-44cfc3a83f2a62963af2de8d983daf4c77e1db0c.zip u-boot-imx-44cfc3a83f2a62963af2de8d983daf4c77e1db0c.tar.gz u-boot-imx-44cfc3a83f2a62963af2de8d983daf4c77e1db0c.tar.bz2 |
Merge branch 'u-boot-tegra/master' into 'u-boot-arm/master'
Diffstat (limited to 'arch/arm/cpu')
-rw-r--r-- | arch/arm/cpu/arm720t/tegra-common/cpu.c | 10 | ||||
-rw-r--r-- | arch/arm/cpu/arm720t/tegra30/cpu.c | 23 | ||||
-rw-r--r-- | arch/arm/cpu/tegra-common/pinmux-common.c | 19 |
3 files changed, 45 insertions, 7 deletions
diff --git a/arch/arm/cpu/arm720t/tegra-common/cpu.c b/arch/arm/cpu/arm720t/tegra-common/cpu.c index 168f525..c6f3b02 100644 --- a/arch/arm/cpu/arm720t/tegra-common/cpu.c +++ b/arch/arm/cpu/arm720t/tegra-common/cpu.c @@ -82,7 +82,7 @@ struct clk_pll_table tegra_pll_x_table[TEGRA_SOC_CNT][CLOCK_OSC_FREQ_COUNT] = { { .n = 600, .m = 13, .p = 0, .cpcon = 12 }, /* OSC: 26.0 MHz */ }, /* - * T30: 1.4 GHz + * T30: 600 MHz * * Register Field Bits Width * ------------------------------ @@ -92,10 +92,10 @@ struct clk_pll_table tegra_pll_x_table[TEGRA_SOC_CNT][CLOCK_OSC_FREQ_COUNT] = { * PLLX_MISC cpcon 11: 8 4 */ { - { .n = 862, .m = 8, .p = 0, .cpcon = 8 }, /* OSC: 13.0 MHz */ - { .n = 583, .m = 8, .p = 0, .cpcon = 4 }, /* OSC: 19.2 MHz */ - { .n = 700, .m = 6, .p = 0, .cpcon = 8 }, /* OSC: 12.0 MHz */ - { .n = 700, .m = 13, .p = 0, .cpcon = 8 }, /* OSC: 26.0 MHz */ + { .n = 600, .m = 13, .p = 0, .cpcon = 8 }, /* OSC: 13.0 MHz */ + { .n = 500, .m = 16, .p = 0, .cpcon = 8 }, /* OSC: 19.2 MHz */ + { .n = 600, .m = 12, .p = 0, .cpcon = 8 }, /* OSC: 12.0 MHz */ + { .n = 600, .m = 26, .p = 0, .cpcon = 8 }, /* OSC: 26.0 MHz */ }, /* * T114: 700 MHz diff --git a/arch/arm/cpu/arm720t/tegra30/cpu.c b/arch/arm/cpu/arm720t/tegra30/cpu.c index a806483..9003902 100644 --- a/arch/arm/cpu/arm720t/tegra30/cpu.c +++ b/arch/arm/cpu/arm720t/tegra30/cpu.c @@ -41,10 +41,18 @@ void tegra_i2c_ll_write_data(uint data, uint config) writel(config, ®->cnfg); } +#define TPS62366A_I2C_ADDR 0xC0 +#define TPS62366A_SET1_REG 0x01 +#define TPS62366A_SET1_DATA (0x4600 | TPS62366A_SET1_REG) + +#define TPS62361B_I2C_ADDR 0xC0 +#define TPS62361B_SET3_REG 0x03 +#define TPS62361B_SET3_DATA (0x4600 | TPS62361B_SET3_REG) + #define TPS65911_I2C_ADDR 0x5A #define TPS65911_VDDCTRL_OP_REG 0x28 #define TPS65911_VDDCTRL_SR_REG 0x27 -#define TPS65911_VDDCTRL_OP_DATA (0x2300 | TPS65911_VDDCTRL_OP_REG) +#define TPS65911_VDDCTRL_OP_DATA (0x2400 | TPS65911_VDDCTRL_OP_REG) #define TPS65911_VDDCTRL_SR_DATA (0x0100 | TPS65911_VDDCTRL_SR_REG) #define I2C_SEND_2_BYTES 0x0A02 @@ -58,9 +66,20 @@ static void enable_cpu_power_rail(void) reg |= CPUPWRREQ_OE; writel(reg, &pmc->pmc_cntrl); + /* Set VDD_CORE to 1.200V. */ +#ifdef CONFIG_TEGRA_VDD_CORE_TPS62366A_SET1 + tegra_i2c_ll_write_addr(TPS62366A_I2C_ADDR, 2); + tegra_i2c_ll_write_data(TPS62366A_SET1_DATA, I2C_SEND_2_BYTES); +#endif +#ifdef CONFIG_TEGRA_VDD_CORE_TPS62361B_SET3 + tegra_i2c_ll_write_addr(TPS62361B_I2C_ADDR, 2); + tegra_i2c_ll_write_data(TPS62361B_SET3_DATA, I2C_SEND_2_BYTES); +#endif + udelay(1000); + /* * Bring up CPU VDD via the TPS65911x PMIC on the DVC I2C bus. - * First set VDD to 1.4V, then enable the VDD regulator. + * First set VDD to 1.0125V, then enable the VDD regulator. */ tegra_i2c_ll_write_addr(TPS65911_I2C_ADDR, 2); tegra_i2c_ll_write_data(TPS65911_VDDCTRL_OP_DATA, I2C_SEND_2_BYTES); diff --git a/arch/arm/cpu/tegra-common/pinmux-common.c b/arch/arm/cpu/tegra-common/pinmux-common.c index d62618c..6e3ab0c 100644 --- a/arch/arm/cpu/tegra-common/pinmux-common.c +++ b/arch/arm/cpu/tegra-common/pinmux-common.c @@ -86,12 +86,31 @@ #define IO_RESET_SHIFT 8 #define RCV_SEL_SHIFT 9 +#if !defined(CONFIG_TEGRA20) && !defined(CONFIG_TEGRA30) +/* This register/field only exists on Tegra114 and later */ +#define APB_MISC_PP_PINMUX_GLOBAL_0 0x40 +#define CLAMP_INPUTS_WHEN_TRISTATED 1 + +void pinmux_set_tristate_input_clamping(void) +{ + u32 *reg = _R(APB_MISC_PP_PINMUX_GLOBAL_0); + u32 val; + + val = readl(reg); + val |= CLAMP_INPUTS_WHEN_TRISTATED; + writel(val, reg); +} +#endif + void pinmux_set_func(enum pmux_pingrp pin, enum pmux_func func) { u32 *reg = MUX_REG(pin); int i, mux = -1; u32 val; + if (func == PMUX_FUNC_DEFAULT) + return; + /* Error check on pin and func */ assert(pmux_pingrp_isvalid(pin)); assert(pmux_func_isvalid(func)); |