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-rw-r--r--arch/arm/cpu/arm926ejs/mxs/spl_boot.c4
-rw-r--r--arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c38
-rw-r--r--arch/arm/cpu/arm926ejs/mxs/spl_power_init.c305
-rw-r--r--arch/arm/cpu/armv7/exynos/clock.c1
-rw-r--r--arch/arm/cpu/armv7/exynos/pinmux.c56
-rw-r--r--arch/arm/include/asm/arch-mxs/imx-regs.h7
-rw-r--r--arch/arm/include/asm/arch-mxs/regs-clkctrl-mx28.h6
-rw-r--r--arch/arm/include/asm/arch-mxs/regs-power-mx28.h (renamed from arch/arm/include/asm/arch-mxs/regs-power.h)0
8 files changed, 137 insertions, 280 deletions
diff --git a/arch/arm/cpu/arm926ejs/mxs/spl_boot.c b/arch/arm/cpu/arm926ejs/mxs/spl_boot.c
index 8ea7c36f46..1b8502eb9d 100644
--- a/arch/arm/cpu/arm926ejs/mxs/spl_boot.c
+++ b/arch/arm/cpu/arm926ejs/mxs/spl_boot.c
@@ -50,7 +50,7 @@ void early_delay(int delay)
}
#define MUX_CONFIG_BOOTMODE_PAD (MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_NOPULL)
-const iomux_cfg_t iomux_boot[] = {
+static const iomux_cfg_t iomux_boot[] = {
MX28_PAD_LCD_D00__GPIO_1_0 | MUX_CONFIG_BOOTMODE_PAD,
MX28_PAD_LCD_D01__GPIO_1_1 | MUX_CONFIG_BOOTMODE_PAD,
MX28_PAD_LCD_D02__GPIO_1_2 | MUX_CONFIG_BOOTMODE_PAD,
@@ -59,7 +59,7 @@ const iomux_cfg_t iomux_boot[] = {
MX28_PAD_LCD_D05__GPIO_1_5 | MUX_CONFIG_BOOTMODE_PAD,
};
-uint8_t mxs_get_bootmode_index(void)
+static uint8_t mxs_get_bootmode_index(void)
{
uint8_t bootmode = 0;
int i;
diff --git a/arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c b/arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c
index e693145b90..401c51362b 100644
--- a/arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c
+++ b/arch/arm/cpu/arm926ejs/mxs/spl_mem_init.c
@@ -30,7 +30,11 @@
#include "mxs_init.h"
-static uint32_t mx28_dram_vals[] = {
+static uint32_t dram_vals[] = {
+/*
+ * i.MX28 DDR2 at 200MHz
+ */
+#if defined(CONFIG_MX28)
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
@@ -79,6 +83,9 @@ static uint32_t mx28_dram_vals[] = {
0x06120612, 0x04320432, 0x04320432, 0x00040004,
0x00040004, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00010001
+#else
+#error Unsupported memory initialization
+#endif
};
void __mxs_adjust_memory_params(uint32_t *dram_vals)
@@ -87,17 +94,17 @@ void __mxs_adjust_memory_params(uint32_t *dram_vals)
void mxs_adjust_memory_params(uint32_t *dram_vals)
__attribute__((weak, alias("__mxs_adjust_memory_params")));
-void init_mx28_200mhz_ddr2(void)
+static void initialize_dram_values(void)
{
int i;
- mxs_adjust_memory_params(mx28_dram_vals);
+ mxs_adjust_memory_params(dram_vals);
- for (i = 0; i < ARRAY_SIZE(mx28_dram_vals); i++)
- writel(mx28_dram_vals[i], MXS_DRAM_BASE + (4 * i));
+ for (i = 0; i < ARRAY_SIZE(dram_vals); i++)
+ writel(dram_vals[i], MXS_DRAM_BASE + (4 * i));
}
-void mxs_mem_init_clock(void)
+static void mxs_mem_init_clock(void)
{
struct mxs_clkctrl_regs *clkctrl_regs =
(struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
@@ -128,7 +135,7 @@ void mxs_mem_init_clock(void)
early_delay(10000);
}
-void mxs_mem_setup_cpu_and_hbus(void)
+static void mxs_mem_setup_cpu_and_hbus(void)
{
struct mxs_clkctrl_regs *clkctrl_regs =
(struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
@@ -160,7 +167,7 @@ void mxs_mem_setup_cpu_and_hbus(void)
early_delay(15000);
}
-void mxs_mem_setup_vdda(void)
+static void mxs_mem_setup_vdda(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -171,17 +178,6 @@ void mxs_mem_setup_vdda(void)
&power_regs->hw_power_vddactrl);
}
-void mxs_mem_setup_vddd(void)
-{
- struct mxs_power_regs *power_regs =
- (struct mxs_power_regs *)MXS_POWER_BASE;
-
- writel((0x1c << POWER_VDDDCTRL_TRG_OFFSET) |
- (0x7 << POWER_VDDDCTRL_BO_OFFSET_OFFSET) |
- POWER_VDDDCTRL_LINREG_OFFSET_1STEPS_BELOW,
- &power_regs->hw_power_vdddctrl);
-}
-
uint32_t mxs_mem_get_size(void)
{
uint32_t sz, da;
@@ -229,7 +225,7 @@ void mxs_mem_init(void)
/* Clear START bit from DRAM_CTL16 */
clrbits_le32(MXS_DRAM_BASE + 0x40, 1);
- init_mx28_200mhz_ddr2();
+ initialize_dram_values();
/* Clear SREFRESH bit from DRAM_CTL17 */
clrbits_le32(MXS_DRAM_BASE + 0x44, 1);
@@ -241,8 +237,6 @@ void mxs_mem_init(void)
while (!(readl(MXS_DRAM_BASE + 0xe8) & (1 << 20)))
;
- mxs_mem_setup_vddd();
-
early_delay(10000);
mxs_mem_setup_cpu_and_hbus();
diff --git a/arch/arm/cpu/arm926ejs/mxs/spl_power_init.c b/arch/arm/cpu/arm926ejs/mxs/spl_power_init.c
index 4b917bd186..be44c22976 100644
--- a/arch/arm/cpu/arm926ejs/mxs/spl_power_init.c
+++ b/arch/arm/cpu/arm926ejs/mxs/spl_power_init.c
@@ -30,7 +30,7 @@
#include "mxs_init.h"
-void mxs_power_clock2xtal(void)
+static void mxs_power_clock2xtal(void)
{
struct mxs_clkctrl_regs *clkctrl_regs =
(struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
@@ -40,7 +40,7 @@ void mxs_power_clock2xtal(void)
&clkctrl_regs->hw_clkctrl_clkseq_set);
}
-void mxs_power_clock2pll(void)
+static void mxs_power_clock2pll(void)
{
struct mxs_clkctrl_regs *clkctrl_regs =
(struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
@@ -52,7 +52,7 @@ void mxs_power_clock2pll(void)
CLKCTRL_CLKSEQ_BYPASS_CPU);
}
-void mxs_power_clear_auto_restart(void)
+static void mxs_power_clear_auto_restart(void)
{
struct mxs_rtc_regs *rtc_regs =
(struct mxs_rtc_regs *)MXS_RTC_BASE;
@@ -85,7 +85,7 @@ void mxs_power_clear_auto_restart(void)
;
}
-void mxs_power_set_linreg(void)
+static void mxs_power_set_linreg(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -104,7 +104,7 @@ void mxs_power_set_linreg(void)
POWER_VDDIOCTRL_LINREG_OFFSET_1STEPS_BELOW);
}
-int mxs_get_batt_volt(void)
+static int mxs_get_batt_volt(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -115,12 +115,12 @@ int mxs_get_batt_volt(void)
return volt;
}
-int mxs_is_batt_ready(void)
+static int mxs_is_batt_ready(void)
{
return (mxs_get_batt_volt() >= 3600);
}
-int mxs_is_batt_good(void)
+static int mxs_is_batt_good(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -160,7 +160,7 @@ int mxs_is_batt_good(void)
return 0;
}
-void mxs_power_setup_5v_detect(void)
+static void mxs_power_setup_5v_detect(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -172,7 +172,7 @@ void mxs_power_setup_5v_detect(void)
POWER_5VCTRL_PWRUP_VBUS_CMPS);
}
-void mxs_src_power_init(void)
+static void mxs_src_power_init(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -203,7 +203,7 @@ void mxs_src_power_init(void)
clrbits_le32(&power_regs->hw_power_5vctrl, POWER_5VCTRL_DCDC_XFER);
}
-void mxs_power_init_4p2_params(void)
+static void mxs_power_init_4p2_params(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -227,7 +227,7 @@ void mxs_power_init_4p2_params(void)
0x3f << POWER_5VCTRL_CHARGE_4P2_ILIMIT_OFFSET);
}
-void mxs_enable_4p2_dcdc_input(int xfer)
+static void mxs_enable_4p2_dcdc_input(int xfer)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -323,7 +323,7 @@ void mxs_enable_4p2_dcdc_input(int xfer)
POWER_CTRL_ENIRQ_VDD5V_DROOP);
}
-void mxs_power_init_4p2_regulator(void)
+static void mxs_power_init_4p2_regulator(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -407,7 +407,7 @@ void mxs_power_init_4p2_regulator(void)
writel(POWER_CTRL_DCDC4P2_BO_IRQ, &power_regs->hw_power_ctrl_clr);
}
-void mxs_power_init_dcdc_4p2_source(void)
+static void mxs_power_init_dcdc_4p2_source(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -429,7 +429,7 @@ void mxs_power_init_dcdc_4p2_source(void)
}
}
-void mxs_power_enable_4p2(void)
+static void mxs_power_enable_4p2(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -488,7 +488,7 @@ void mxs_power_enable_4p2(void)
&power_regs->hw_power_charge_clr);
}
-void mxs_boot_valid_5v(void)
+static void mxs_boot_valid_5v(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -511,7 +511,7 @@ void mxs_boot_valid_5v(void)
mxs_power_enable_4p2();
}
-void mxs_powerdown(void)
+static void mxs_powerdown(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -520,7 +520,7 @@ void mxs_powerdown(void)
&power_regs->hw_power_reset);
}
-void mxs_batt_boot(void)
+static void mxs_batt_boot(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -564,7 +564,7 @@ void mxs_batt_boot(void)
0x8 << POWER_5VCTRL_CHARGE_4P2_ILIMIT_OFFSET);
}
-void mxs_handle_5v_conflict(void)
+static void mxs_handle_5v_conflict(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -600,7 +600,7 @@ void mxs_handle_5v_conflict(void)
}
}
-void mxs_5v_boot(void)
+static void mxs_5v_boot(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -623,7 +623,7 @@ void mxs_5v_boot(void)
mxs_handle_5v_conflict();
}
-void mxs_init_batt_bo(void)
+static void mxs_init_batt_bo(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -637,7 +637,7 @@ void mxs_init_batt_bo(void)
writel(POWER_CTRL_ENIRQ_BATT_BO, &power_regs->hw_power_ctrl_clr);
}
-void mxs_switch_vddd_to_dcdc_source(void)
+static void mxs_switch_vddd_to_dcdc_source(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -651,7 +651,7 @@ void mxs_switch_vddd_to_dcdc_source(void)
POWER_VDDDCTRL_DISABLE_STEPPING);
}
-void mxs_power_configure_power_source(void)
+static void mxs_power_configure_power_source(void)
{
int batt_ready, batt_good;
struct mxs_power_regs *power_regs =
@@ -689,7 +689,7 @@ void mxs_power_configure_power_source(void)
mxs_switch_vddd_to_dcdc_source();
}
-void mxs_enable_output_rail_protection(void)
+static void mxs_enable_output_rail_protection(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -707,7 +707,7 @@ void mxs_enable_output_rail_protection(void)
POWER_VDDIOCTRL_PWDN_BRNOUT);
}
-int mxs_get_vddio_power_source_off(void)
+static int mxs_get_vddio_power_source_off(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -735,7 +735,7 @@ int mxs_get_vddio_power_source_off(void)
}
-int mxs_get_vddd_power_source_off(void)
+static int mxs_get_vddd_power_source_off(void)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
@@ -766,201 +766,115 @@ int mxs_get_vddd_power_source_off(void)
return 0;
}
-void mxs_power_set_vddio(uint32_t new_target, uint32_t new_brownout)
+struct mxs_vddx_cfg {
+ uint32_t *reg;
+ uint8_t step_mV;
+ uint16_t lowest_mV;
+ int (*powered_by_linreg)(void);
+ uint32_t trg_mask;
+ uint32_t bo_irq;
+ uint32_t bo_enirq;
+ uint32_t bo_offset_mask;
+ uint32_t bo_offset_offset;
+};
+
+static const struct mxs_vddx_cfg mxs_vddio_cfg = {
+ .reg = &(((struct mxs_power_regs *)MXS_POWER_BASE)->
+ hw_power_vddioctrl),
+ .step_mV = 50,
+ .lowest_mV = 2800,
+ .powered_by_linreg = mxs_get_vddio_power_source_off,
+ .trg_mask = POWER_VDDIOCTRL_TRG_MASK,
+ .bo_irq = POWER_CTRL_VDDIO_BO_IRQ,
+ .bo_enirq = POWER_CTRL_ENIRQ_VDDIO_BO,
+ .bo_offset_mask = POWER_VDDIOCTRL_BO_OFFSET_MASK,
+ .bo_offset_offset = POWER_VDDIOCTRL_BO_OFFSET_OFFSET,
+};
+
+static const struct mxs_vddx_cfg mxs_vddd_cfg = {
+ .reg = &(((struct mxs_power_regs *)MXS_POWER_BASE)->
+ hw_power_vdddctrl),
+ .step_mV = 25,
+ .lowest_mV = 800,
+ .powered_by_linreg = mxs_get_vddd_power_source_off,
+ .trg_mask = POWER_VDDDCTRL_TRG_MASK,
+ .bo_irq = POWER_CTRL_VDDD_BO_IRQ,
+ .bo_enirq = POWER_CTRL_ENIRQ_VDDD_BO,
+ .bo_offset_mask = POWER_VDDDCTRL_BO_OFFSET_MASK,
+ .bo_offset_offset = POWER_VDDDCTRL_BO_OFFSET_OFFSET,
+};
+
+static void mxs_power_set_vddx(const struct mxs_vddx_cfg *cfg,
+ uint32_t new_target, uint32_t new_brownout)
{
struct mxs_power_regs *power_regs =
(struct mxs_power_regs *)MXS_POWER_BASE;
uint32_t cur_target, diff, bo_int = 0;
uint32_t powered_by_linreg = 0;
+ int adjust_up, tmp;
- new_brownout = (new_target - new_brownout + 25) / 50;
+ new_brownout = DIV_ROUND(new_target - new_brownout, cfg->step_mV);
- cur_target = readl(&power_regs->hw_power_vddioctrl);
- cur_target &= POWER_VDDIOCTRL_TRG_MASK;
- cur_target *= 50; /* 50 mV step*/
- cur_target += 2800; /* 2800 mV lowest */
+ cur_target = readl(cfg->reg);
+ cur_target &= cfg->trg_mask;
+ cur_target *= cfg->step_mV;
+ cur_target += cfg->lowest_mV;
- powered_by_linreg = mxs_get_vddio_power_source_off();
- if (new_target > cur_target) {
+ adjust_up = new_target > cur_target;
+ powered_by_linreg = cfg->powered_by_linreg();
+ if (adjust_up) {
if (powered_by_linreg) {
- bo_int = readl(&power_regs->hw_power_vddioctrl);
- clrbits_le32(&power_regs->hw_power_vddioctrl,
- POWER_CTRL_ENIRQ_VDDIO_BO);
+ bo_int = readl(cfg->reg);
+ clrbits_le32(cfg->reg, cfg->bo_enirq);
}
+ setbits_le32(cfg->reg, cfg->bo_offset_mask);
+ }
- setbits_le32(&power_regs->hw_power_vddioctrl,
- POWER_VDDIOCTRL_BO_OFFSET_MASK);
- do {
- if (new_target - cur_target > 100)
+ do {
+ if (abs(new_target - cur_target) > 100) {
+ if (adjust_up)
diff = cur_target + 100;
else
- diff = new_target;
-
- diff -= 2800;
- diff /= 50;
-
- clrsetbits_le32(&power_regs->hw_power_vddioctrl,
- POWER_VDDIOCTRL_TRG_MASK, diff);
-
- if (powered_by_linreg ||
- (readl(&power_regs->hw_power_sts) &
- POWER_STS_VDD5V_GT_VDDIO))
- early_delay(500);
- else {
- while (!(readl(&power_regs->hw_power_sts) &
- POWER_STS_DC_OK))
- ;
-
- }
-
- cur_target = readl(&power_regs->hw_power_vddioctrl);
- cur_target &= POWER_VDDIOCTRL_TRG_MASK;
- cur_target *= 50; /* 50 mV step*/
- cur_target += 2800; /* 2800 mV lowest */
- } while (new_target > cur_target);
-
- if (powered_by_linreg) {
- writel(POWER_CTRL_VDDIO_BO_IRQ,
- &power_regs->hw_power_ctrl_clr);
- if (bo_int & POWER_CTRL_ENIRQ_VDDIO_BO)
- setbits_le32(&power_regs->hw_power_vddioctrl,
- POWER_CTRL_ENIRQ_VDDIO_BO);
- }
- } else {
- do {
- if (cur_target - new_target > 100)
diff = cur_target - 100;
- else
- diff = new_target;
-
- diff -= 2800;
- diff /= 50;
-
- clrsetbits_le32(&power_regs->hw_power_vddioctrl,
- POWER_VDDIOCTRL_TRG_MASK, diff);
-
- if (powered_by_linreg ||
- (readl(&power_regs->hw_power_sts) &
- POWER_STS_VDD5V_GT_VDDIO))
- early_delay(500);
- else {
- while (!(readl(&power_regs->hw_power_sts) &
- POWER_STS_DC_OK))
- ;
-
- }
-
- cur_target = readl(&power_regs->hw_power_vddioctrl);
- cur_target &= POWER_VDDIOCTRL_TRG_MASK;
- cur_target *= 50; /* 50 mV step*/
- cur_target += 2800; /* 2800 mV lowest */
- } while (new_target < cur_target);
- }
-
- clrsetbits_le32(&power_regs->hw_power_vddioctrl,
- POWER_VDDIOCTRL_BO_OFFSET_MASK,
- new_brownout << POWER_VDDIOCTRL_BO_OFFSET_OFFSET);
-}
-
-void mxs_power_set_vddd(uint32_t new_target, uint32_t new_brownout)
-{
- struct mxs_power_regs *power_regs =
- (struct mxs_power_regs *)MXS_POWER_BASE;
- uint32_t cur_target, diff, bo_int = 0;
- uint32_t powered_by_linreg = 0;
-
- new_brownout = (new_target - new_brownout + 12) / 25;
-
- cur_target = readl(&power_regs->hw_power_vdddctrl);
- cur_target &= POWER_VDDDCTRL_TRG_MASK;
- cur_target *= 25; /* 25 mV step*/
- cur_target += 800; /* 800 mV lowest */
-
- powered_by_linreg = mxs_get_vddd_power_source_off();
- if (new_target > cur_target) {
- if (powered_by_linreg) {
- bo_int = readl(&power_regs->hw_power_vdddctrl);
- clrbits_le32(&power_regs->hw_power_vdddctrl,
- POWER_CTRL_ENIRQ_VDDD_BO);
+ } else {
+ diff = new_target;
}
- setbits_le32(&power_regs->hw_power_vdddctrl,
- POWER_VDDDCTRL_BO_OFFSET_MASK);
-
- do {
- if (new_target - cur_target > 100)
- diff = cur_target + 100;
- else
- diff = new_target;
-
- diff -= 800;
- diff /= 25;
-
- clrsetbits_le32(&power_regs->hw_power_vdddctrl,
- POWER_VDDDCTRL_TRG_MASK, diff);
+ diff -= cfg->lowest_mV;
+ diff /= cfg->step_mV;
- if (powered_by_linreg ||
- (readl(&power_regs->hw_power_sts) &
- POWER_STS_VDD5V_GT_VDDIO))
- early_delay(500);
- else {
- while (!(readl(&power_regs->hw_power_sts) &
- POWER_STS_DC_OK))
- ;
+ clrsetbits_le32(cfg->reg, cfg->trg_mask, diff);
+ if (powered_by_linreg ||
+ (readl(&power_regs->hw_power_sts) &
+ POWER_STS_VDD5V_GT_VDDIO))
+ early_delay(500);
+ else {
+ for (;;) {
+ tmp = readl(&power_regs->hw_power_sts);
+ if (tmp & POWER_STS_DC_OK)
+ break;
}
-
- cur_target = readl(&power_regs->hw_power_vdddctrl);
- cur_target &= POWER_VDDDCTRL_TRG_MASK;
- cur_target *= 25; /* 25 mV step*/
- cur_target += 800; /* 800 mV lowest */
- } while (new_target > cur_target);
-
- if (powered_by_linreg) {
- writel(POWER_CTRL_VDDD_BO_IRQ,
- &power_regs->hw_power_ctrl_clr);
- if (bo_int & POWER_CTRL_ENIRQ_VDDD_BO)
- setbits_le32(&power_regs->hw_power_vdddctrl,
- POWER_CTRL_ENIRQ_VDDD_BO);
}
- } else {
- do {
- if (cur_target - new_target > 100)
- diff = cur_target - 100;
- else
- diff = new_target;
- diff -= 800;
- diff /= 25;
+ cur_target = readl(cfg->reg);
+ cur_target &= cfg->trg_mask;
+ cur_target *= cfg->step_mV;
+ cur_target += cfg->lowest_mV;
+ } while (new_target > cur_target);
- clrsetbits_le32(&power_regs->hw_power_vdddctrl,
- POWER_VDDDCTRL_TRG_MASK, diff);
-
- if (powered_by_linreg ||
- (readl(&power_regs->hw_power_sts) &
- POWER_STS_VDD5V_GT_VDDIO))
- early_delay(500);
- else {
- while (!(readl(&power_regs->hw_power_sts) &
- POWER_STS_DC_OK))
- ;
-
- }
-
- cur_target = readl(&power_regs->hw_power_vdddctrl);
- cur_target &= POWER_VDDDCTRL_TRG_MASK;
- cur_target *= 25; /* 25 mV step*/
- cur_target += 800; /* 800 mV lowest */
- } while (new_target < cur_target);
+ if (adjust_up && powered_by_linreg) {
+ writel(cfg->bo_irq, &power_regs->hw_power_ctrl_clr);
+ if (bo_int & cfg->bo_enirq)
+ setbits_le32(cfg->reg, cfg->bo_enirq);
}
- clrsetbits_le32(&power_regs->hw_power_vdddctrl,
- POWER_VDDDCTRL_BO_OFFSET_MASK,
- new_brownout << POWER_VDDDCTRL_BO_OFFSET_OFFSET);
+ clrsetbits_le32(cfg->reg, cfg->bo_offset_mask,
+ new_brownout << cfg->bo_offset_offset);
}
-void mxs_setup_batt_detect(void)
+static void mxs_setup_batt_detect(void)
{
mxs_lradc_init();
mxs_lradc_enable_batt_measurement();
@@ -982,9 +896,8 @@ void mxs_power_init(void)
mxs_power_configure_power_source();
mxs_enable_output_rail_protection();
- mxs_power_set_vddio(3300, 3150);
-
- mxs_power_set_vddd(1350, 1200);
+ mxs_power_set_vddx(&mxs_vddio_cfg, 3300, 3150);
+ mxs_power_set_vddx(&mxs_vddd_cfg, 1500, 1000);
writel(POWER_CTRL_VDDD_BO_IRQ | POWER_CTRL_VDDA_BO_IRQ |
POWER_CTRL_VDDIO_BO_IRQ | POWER_CTRL_VDD5V_DROOP_IRQ |
diff --git a/arch/arm/cpu/armv7/exynos/clock.c b/arch/arm/cpu/armv7/exynos/clock.c
index c6c66814e5..74599798c4 100644
--- a/arch/arm/cpu/armv7/exynos/clock.c
+++ b/arch/arm/cpu/armv7/exynos/clock.c
@@ -919,6 +919,7 @@ static int exynos5_set_spi_clk(enum periph_id periph_id,
clrsetbits_le32(reg, mask << pre_shift, (fine & mask) << pre_shift);
return 0;
+}
static unsigned long exynos4_get_i2c_clk(void)
{
diff --git a/arch/arm/cpu/armv7/exynos/pinmux.c b/arch/arm/cpu/armv7/exynos/pinmux.c
index b479965743..20a4b8414a 100644
--- a/arch/arm/cpu/armv7/exynos/pinmux.c
+++ b/arch/arm/cpu/armv7/exynos/pinmux.c
@@ -329,62 +329,6 @@ static int exynos5_pinmux_config(int peripheral, int flags)
return 0;
}
-static int exynos4_mmc_config(int peripheral, int flags)
-{
- struct exynos4_gpio_part2 *gpio2 =
- (struct exynos4_gpio_part2 *)samsung_get_base_gpio_part2();
- struct s5p_gpio_bank *bank, *bank_ext;
- int i;
-
- switch (peripheral) {
- case PERIPH_ID_SDMMC0:
- bank = &gpio2->k0;
- bank_ext = &gpio2->k1;
- break;
- case PERIPH_ID_SDMMC2:
- bank = &gpio2->k2;
- bank_ext = &gpio2->k3;
- break;
- default:
- return -1;
- }
- for (i = 0; i < 7; i++) {
- if (i == 2)
- continue;
- s5p_gpio_cfg_pin(bank, i, GPIO_FUNC(0x2));
- s5p_gpio_set_pull(bank, i, GPIO_PULL_NONE);
- s5p_gpio_set_drv(bank, i, GPIO_DRV_4X);
- }
- if (flags & PINMUX_FLAG_8BIT_MODE) {
- for (i = 3; i < 7; i++) {
- s5p_gpio_cfg_pin(bank_ext, i, GPIO_FUNC(0x3));
- s5p_gpio_set_pull(bank_ext, i, GPIO_PULL_NONE);
- s5p_gpio_set_drv(bank_ext, i, GPIO_DRV_4X);
- }
- }
-
- return 0;
-}
-
-static int exynos4_pinmux_config(int peripheral, int flags)
-{
- switch (peripheral) {
- case PERIPH_ID_SDMMC0:
- case PERIPH_ID_SDMMC2:
- return exynos4_mmc_config(peripheral, flags);
- case PERIPH_ID_SDMMC1:
- case PERIPH_ID_SDMMC3:
- case PERIPH_ID_SDMMC4:
- printf("SDMMC device %d not implemented\n", peripheral);
- return -1;
- default:
- debug("%s: invalid peripheral %d", __func__, peripheral);
- return -1;
- }
-
- return 0;
-}
-
static void exynos4_i2c_config(int peripheral, int flags)
{
struct exynos4_gpio_part1 *gpio1 =
diff --git a/arch/arm/include/asm/arch-mxs/imx-regs.h b/arch/arm/include/asm/arch-mxs/imx-regs.h
index 5e1901e6c4..9764041b48 100644
--- a/arch/arm/include/asm/arch-mxs/imx-regs.h
+++ b/arch/arm/include/asm/arch-mxs/imx-regs.h
@@ -26,7 +26,6 @@
#include <asm/arch/regs-apbh.h>
#include <asm/arch/regs-base.h>
#include <asm/arch/regs-bch.h>
-#include <asm/arch/regs-clkctrl-mx28.h>
#include <asm/arch/regs-digctl.h>
#include <asm/arch/regs-gpmi.h>
#include <asm/arch/regs-i2c.h>
@@ -34,9 +33,13 @@
#include <asm/arch/regs-lradc.h>
#include <asm/arch/regs-ocotp.h>
#include <asm/arch/regs-pinctrl.h>
-#include <asm/arch/regs-power.h>
#include <asm/arch/regs-rtc.h>
#include <asm/arch/regs-ssp.h>
#include <asm/arch/regs-timrot.h>
+#ifdef CONFIG_MX28
+#include <asm/arch/regs-clkctrl-mx28.h>
+#include <asm/arch/regs-power-mx28.h>
+#endif
+
#endif /* __IMX_REGS_H__ */
diff --git a/arch/arm/include/asm/arch-mxs/regs-clkctrl-mx28.h b/arch/arm/include/asm/arch-mxs/regs-clkctrl-mx28.h
index b662fbe440..23e9adc25a 100644
--- a/arch/arm/include/asm/arch-mxs/regs-clkctrl-mx28.h
+++ b/arch/arm/include/asm/arch-mxs/regs-clkctrl-mx28.h
@@ -31,9 +31,11 @@
#ifndef __ASSEMBLY__
struct mxs_clkctrl_regs {
mxs_reg_32(hw_clkctrl_pll0ctrl0) /* 0x00 */
- mxs_reg_32(hw_clkctrl_pll0ctrl1) /* 0x10 */
+ uint32_t hw_clkctrl_pll0ctrl1; /* 0x10 */
+ uint32_t reserved_pll0ctrl1[3]; /* 0x14-0x1c */
mxs_reg_32(hw_clkctrl_pll1ctrl0) /* 0x20 */
- mxs_reg_32(hw_clkctrl_pll1ctrl1) /* 0x30 */
+ uint32_t hw_clkctrl_pll1ctrl1; /* 0x30 */
+ uint32_t reserved_pll1ctrl1[3]; /* 0x34-0x3c */
mxs_reg_32(hw_clkctrl_pll2ctrl0) /* 0x40 */
mxs_reg_32(hw_clkctrl_cpu) /* 0x50 */
mxs_reg_32(hw_clkctrl_hbus) /* 0x60 */
diff --git a/arch/arm/include/asm/arch-mxs/regs-power.h b/arch/arm/include/asm/arch-mxs/regs-power-mx28.h
index 257ee88e82..257ee88e82 100644
--- a/arch/arm/include/asm/arch-mxs/regs-power.h
+++ b/arch/arm/include/asm/arch-mxs/regs-power-mx28.h
generated by cgit (git 2.34.1) at 2024-12-27 07:25:27 +0000