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rockchip: rk3288: Move veyron_init() back to veyron.c

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The veyron_init() should go to its board file veyron.c,
and the board_early_init_f() could be the right place.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
This commit is contained in:
Kever Yang 2019-07-22 20:02:12 +08:00
parent 0221910042
commit b678f2790c
2 changed files with 63 additions and 65 deletions
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65
arch/arm/mach-rockchip/rk3288-board.c
View file

@ -15,7 +15,6 @@
#include <asm/arch-rockchip/pmu_rk3288.h> #include <asm/arch-rockchip/pmu_rk3288.h>
#include <asm/arch-rockchip/boot_mode.h> #include <asm/arch-rockchip/boot_mode.h>
#include <asm/gpio.h> #include <asm/gpio.h>
#include <dt-bindings/clock/rk3288-cru.h>
#include <power/regulator.h> #include <power/regulator.h>
DECLARE_GLOBAL_DATA_PTR; DECLARE_GLOBAL_DATA_PTR;
@ -70,73 +69,9 @@ int board_late_init(void)
return rk_board_late_init(); return rk_board_late_init();
} }
#if !CONFIG_IS_ENABLED(ROCKCHIP_BACK_TO_BROM)
static int veyron_init(void)
{
struct udevice *dev;
struct clk clk;
int ret;
ret = regulator_get_by_platname("vdd_arm", &dev);
if (ret) {
debug("Cannot set regulator name\n");
return ret;
}
/* Slowly raise to max CPU voltage to prevent overshoot */
ret = regulator_set_value(dev, 1200000);
if (ret)
return ret;
udelay(175); /* Must wait for voltage to stabilize, 2mV/us */
ret = regulator_set_value(dev, 1400000);
if (ret)
return ret;
udelay(100); /* Must wait for voltage to stabilize, 2mV/us */
ret = rockchip_get_clk(&clk.dev);
if (ret)
return ret;
clk.id = PLL_APLL;
ret = clk_set_rate(&clk, 1800000000);
if (IS_ERR_VALUE(ret))
return ret;
ret = regulator_get_by_platname("vcc33_sd", &dev);
if (ret) {
debug("Cannot get regulator name\n");
return ret;
}
ret = regulator_set_value(dev, 3300000);
if (ret)
return ret;
ret = regulators_enable_boot_on(false);
if (ret) {
debug("%s: Cannot enable boot on regulators\n", __func__);
return ret;
}
return 0;
}
#endif
int board_init(void) int board_init(void)
{ {
#if CONFIG_IS_ENABLED(ROCKCHIP_BACK_TO_BROM)
return 0; return 0;
#else
int ret;
/* We do some SoC one time setting here */
if (!fdt_node_check_compatible(gd->fdt_blob, 0, "google,veyron")) {
ret = veyron_init();
if (ret)
return ret;
}
return 0;
#endif
} }
#if !CONFIG_IS_ENABLED(SYS_DCACHE_OFF) #if !CONFIG_IS_ENABLED(SYS_DCACHE_OFF)

63
board/google/veyron/veyron.c
View file

@ -3,20 +3,82 @@
* (C) Copyright 2015 Google, Inc * (C) Copyright 2015 Google, Inc
*/ */
#include <clk.h>
#include <common.h> #include <common.h>
#include <dm.h>
#include <asm/arch-rockchip/clock.h> #include <asm/arch-rockchip/clock.h>
#include <dt-bindings/clock/rk3288-cru.h>
#include <power/regulator.h>
/* /*
* We should increase the DDR voltage to 1.2V using the PWM regulator. * We should increase the DDR voltage to 1.2V using the PWM regulator.
* There is a U-Boot driver for this but it may need to add support for the * There is a U-Boot driver for this but it may need to add support for the
* 'voltage-table' property. * 'voltage-table' property.
*/ */
#ifndef CONFIG_SPL_BUILD
#if !CONFIG_IS_ENABLED(ROCKCHIP_BACK_TO_BROM)
static int veyron_init(void)
{
struct udevice *dev;
struct clk clk;
int ret;
ret = regulator_get_by_platname("vdd_arm", &dev);
if (ret) {
debug("Cannot set regulator name\n");
return ret;
}
/* Slowly raise to max CPU voltage to prevent overshoot */
ret = regulator_set_value(dev, 1200000);
if (ret)
return ret;
udelay(175); /* Must wait for voltage to stabilize, 2mV/us */
ret = regulator_set_value(dev, 1400000);
if (ret)
return ret;
udelay(100); /* Must wait for voltage to stabilize, 2mV/us */
ret = rockchip_get_clk(&clk.dev);
if (ret)
return ret;
clk.id = PLL_APLL;
ret = clk_set_rate(&clk, 1800000000);
if (IS_ERR_VALUE(ret))
return ret;
ret = regulator_get_by_platname("vcc33_sd", &dev);
if (ret) {
debug("Cannot get regulator name\n");
return ret;
}
ret = regulator_set_value(dev, 3300000);
if (ret)
return ret;
ret = regulators_enable_boot_on(false);
if (ret) {
debug("%s: Cannot enable boot on regulators\n", __func__);
return ret;
}
return 0;
}
#endif
int board_early_init_f(void) int board_early_init_f(void)
{ {
struct udevice *dev; struct udevice *dev;
int ret; int ret;
#if !CONFIG_IS_ENABLED(ROCKCHIP_BACK_TO_BROM)
if (!fdt_node_check_compatible(gd->fdt_blob, 0, "google,veyron")) {
ret = veyron_init();
if (ret)
return ret;
}
#endif
/* /*
* This init is done in SPL, but when chain-loading U-Boot SPL will * This init is done in SPL, but when chain-loading U-Boot SPL will
* have been skipped. Allow the clock driver to check if it needs * have been skipped. Allow the clock driver to check if it needs
@ -30,3 +92,4 @@ int board_early_init_f(void)
return 0; return 0;
} }
#endif