58923505eb
Broken since:
| commit 72e561b5e8
| Author: Sascha Hauer <s.hauer@pengutronix.de>
| Date: Fri Jul 19 12:07:05 2013 +0200
|
| ARM: omap4: Use writel where appropriate
|
| Instead of making a pure 32bit write to a read/modify/write
| operation with sr32 use writel directly. This saves a few bytes
| of binary space.
|
| Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
|
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
416 lines
14 KiB
C
416 lines
14 KiB
C
#include <common.h>
|
|
#include <io.h>
|
|
#include <mach/syslib.h>
|
|
#include <mach/omap4-silicon.h>
|
|
#include <mach/clocks.h>
|
|
#include <mach/omap4-clock.h>
|
|
|
|
#define LDELAY 12000000
|
|
|
|
void omap4_configure_mpu_dpll(const struct dpll_param *dpll_param)
|
|
{
|
|
/* Unlock the MPU dpll */
|
|
sr32(CM_CLKMODE_DPLL_MPU, 0, 3, PLL_MN_POWER_BYPASS);
|
|
wait_on_value((1 << 0), 0, CM_IDLEST_DPLL_MPU, LDELAY);
|
|
|
|
sr32(CM_AUTOIDLE_DPLL_MPU, 0, 3, 0x0); /* Disable DPLL autoidle */
|
|
|
|
/* Errata ID: i700, clear CM_CLKSEL_DPLL_MPU[22] : DCC_EN */
|
|
if (omap4_revision() >= OMAP4460_ES1_0)
|
|
sr32(CM_CLKSEL_DPLL_MPU, 0, 22, 0);
|
|
|
|
/* Set M,N,M2 values */
|
|
sr32(CM_CLKSEL_DPLL_MPU, 8, 11, dpll_param->m);
|
|
sr32(CM_CLKSEL_DPLL_MPU, 0, 6, dpll_param->n);
|
|
sr32(CM_DIV_M2_DPLL_MPU, 0, 5, dpll_param->m2);
|
|
sr32(CM_DIV_M2_DPLL_MPU, 8, 1, 0x1);
|
|
|
|
/* Lock the mpu dpll */
|
|
sr32(CM_CLKMODE_DPLL_MPU, 0, 3, PLL_LOCK | 0x10);
|
|
wait_on_value((1 << 0), 1, CM_IDLEST_DPLL_MPU, LDELAY);
|
|
}
|
|
|
|
void omap4_configure_iva_dpll(const struct dpll_param *dpll_param)
|
|
{
|
|
/* Unlock the IVA dpll */
|
|
sr32(CM_CLKMODE_DPLL_IVA, 0, 3, PLL_MN_POWER_BYPASS);
|
|
wait_on_value((1 << 0), 0, CM_IDLEST_DPLL_IVA, LDELAY);
|
|
|
|
/* CM_BYPCLK_DPLL_IVA = CORE_X2_CLK/2 */
|
|
sr32(CM_BYPCLK_DPLL_IVA, 0, 2, 0x1);
|
|
|
|
sr32(CM_AUTOIDLE_DPLL_IVA, 0, 3, 0x0); /* Disable DPLL autoidle */
|
|
|
|
/* Set M,N,M4,M5 */
|
|
sr32(CM_CLKSEL_DPLL_IVA, 8, 11, dpll_param->m);
|
|
sr32(CM_CLKSEL_DPLL_IVA, 0, 7, dpll_param->n);
|
|
sr32(CM_DIV_M4_DPLL_IVA, 0, 5, dpll_param->m4);
|
|
sr32(CM_DIV_M4_DPLL_IVA, 8, 1, 0x1);
|
|
sr32(CM_DIV_M5_DPLL_IVA, 0, 5, dpll_param->m5);
|
|
sr32(CM_DIV_M5_DPLL_IVA, 8, 1, 0x1);
|
|
|
|
/* Lock the iva dpll */
|
|
sr32(CM_CLKMODE_DPLL_IVA, 0, 3, PLL_LOCK);
|
|
wait_on_value((1 << 0), 1, CM_IDLEST_DPLL_IVA, LDELAY);
|
|
}
|
|
|
|
void omap4_configure_per_dpll(const struct dpll_param *dpll_param)
|
|
{
|
|
/* Unlock the PER dpll */
|
|
sr32(CM_CLKMODE_DPLL_PER, 0, 3, PLL_MN_POWER_BYPASS);
|
|
wait_on_value((1 << 0), 0, CM_IDLEST_DPLL_PER, LDELAY);
|
|
|
|
/* Disable autoidle */
|
|
sr32(CM_AUTOIDLE_DPLL_PER, 0, 3, 0x0);
|
|
|
|
sr32(CM_CLKSEL_DPLL_PER, 8, 11, dpll_param->m);
|
|
sr32(CM_CLKSEL_DPLL_PER, 0, 6, dpll_param->n);
|
|
sr32(CM_DIV_M2_DPLL_PER, 0, 5, dpll_param->m2);
|
|
sr32(CM_DIV_M3_DPLL_PER, 0, 5, dpll_param->m3);
|
|
sr32(CM_DIV_M4_DPLL_PER, 0, 5, dpll_param->m4);
|
|
sr32(CM_DIV_M5_DPLL_PER, 0, 5, dpll_param->m5);
|
|
sr32(CM_DIV_M6_DPLL_PER, 0, 5, dpll_param->m6);
|
|
sr32(CM_DIV_M7_DPLL_PER, 0, 5, dpll_param->m7);
|
|
|
|
sr32(CM_DIV_M2_DPLL_PER, 8, 1, 0x1);
|
|
sr32(CM_DIV_M3_DPLL_PER, 8, 1, 0x1);
|
|
sr32(CM_DIV_M4_DPLL_PER, 8, 1, 0x1);
|
|
sr32(CM_DIV_M5_DPLL_PER, 8, 1, 0x1);
|
|
sr32(CM_DIV_M6_DPLL_PER, 8, 1, 0x1);
|
|
sr32(CM_DIV_M7_DPLL_PER, 8, 1, 0x1);
|
|
|
|
/* Lock the per dpll */
|
|
sr32(CM_CLKMODE_DPLL_PER, 0, 3, PLL_LOCK);
|
|
wait_on_value((1 << 0), 1, CM_IDLEST_DPLL_PER, LDELAY);
|
|
|
|
return;
|
|
}
|
|
|
|
void omap4_configure_abe_dpll(const struct dpll_param *dpll_param)
|
|
{
|
|
/* Select sys_clk as ref clk for ABE dpll */
|
|
writel(0x0, CM_ABE_PLL_REF_CLKSEL);
|
|
|
|
/* Unlock the ABE dpll */
|
|
sr32(CM_CLKMODE_DPLL_ABE, 0, 3, PLL_MN_POWER_BYPASS);
|
|
wait_on_value((1 << 0), 0, CM_IDLEST_DPLL_ABE, LDELAY);
|
|
|
|
/* Disable autoidle */
|
|
sr32(CM_AUTOIDLE_DPLL_ABE, 0, 3, 0x0);
|
|
|
|
sr32(CM_CLKSEL_DPLL_ABE, 8, 11, dpll_param->m);
|
|
sr32(CM_CLKSEL_DPLL_ABE, 0, 6, dpll_param->n);
|
|
|
|
/* Force DPLL CLKOUTHIF to stay enabled */
|
|
writel(0x500, CM_DIV_M2_DPLL_ABE);
|
|
sr32(CM_DIV_M2_DPLL_ABE, 0, 5, dpll_param->m2);
|
|
sr32(CM_DIV_M2_DPLL_ABE, 8, 1, 0x1);
|
|
/* Force DPLL CLKOUTHIF to stay enabled */
|
|
writel(0x100, CM_DIV_M3_DPLL_ABE);
|
|
sr32(CM_DIV_M3_DPLL_ABE, 0, 5, dpll_param->m3);
|
|
sr32(CM_DIV_M3_DPLL_ABE, 8, 1, 0x1);
|
|
|
|
/* Lock the abe dpll */
|
|
sr32(CM_CLKMODE_DPLL_ABE, 0, 3, PLL_LOCK);
|
|
wait_on_value((1 << 0), 1, CM_IDLEST_DPLL_ABE, LDELAY);
|
|
|
|
return;
|
|
}
|
|
|
|
void omap4_configure_usb_dpll(const struct dpll_param *dpll_param)
|
|
{
|
|
/* Select the 60Mhz clock 480/8 = 60*/
|
|
writel(0x1, CM_CLKSEL_USB_60MHz);
|
|
|
|
/* Unlock the USB dpll */
|
|
sr32(CM_CLKMODE_DPLL_USB, 0, 3, PLL_MN_POWER_BYPASS);
|
|
wait_on_value((1 << 0), 0, CM_IDLEST_DPLL_USB, LDELAY);
|
|
|
|
/* Disable autoidle */
|
|
sr32(CM_AUTOIDLE_DPLL_USB, 0, 3, 0x0);
|
|
|
|
sr32(CM_CLKSEL_DPLL_USB, 8, 11, dpll_param->m);
|
|
sr32(CM_CLKSEL_DPLL_USB, 0, 6, dpll_param->n);
|
|
|
|
/* Force DPLL CLKOUT to stay active */
|
|
writel(0x100, CM_DIV_M2_DPLL_USB);
|
|
sr32(CM_DIV_M2_DPLL_USB, 0, 5, dpll_param->m2);
|
|
sr32(CM_DIV_M2_DPLL_USB, 8, 1, 0x1);
|
|
sr32(CM_CLKDCOLDO_DPLL_USB, 8, 1, 0x1);
|
|
|
|
/* Lock the usb dpll */
|
|
sr32(CM_CLKMODE_DPLL_USB, 0, 3, PLL_LOCK);
|
|
wait_on_value((1 << 0), 1, CM_IDLEST_DPLL_USB, LDELAY);
|
|
|
|
/* force enable the CLKDCOLDO clock */
|
|
writel(0x100, CM_CLKDCOLDO_DPLL_USB);
|
|
|
|
return;
|
|
}
|
|
|
|
void omap4_configure_core_dpll_no_lock(const struct dpll_param *param)
|
|
{
|
|
/* CORE_CLK=CORE_X2_CLK/2, L3_CLK=CORE_CLK/2, L4_CLK=L3_CLK/2 */
|
|
writel(0x110, CM_CLKSEL_CORE);
|
|
|
|
/* Unlock the CORE dpll */
|
|
sr32(CM_CLKMODE_DPLL_CORE, 0, 3, PLL_MN_POWER_BYPASS);
|
|
wait_on_value((1 << 0), 0, CM_IDLEST_DPLL_CORE, LDELAY);
|
|
|
|
/* Disable autoidle */
|
|
sr32(CM_AUTOIDLE_DPLL_CORE, 0, 3, 0x0);
|
|
|
|
sr32(CM_CLKSEL_DPLL_CORE, 8, 11, param->m);
|
|
sr32(CM_CLKSEL_DPLL_CORE, 0, 6, param->n);
|
|
sr32(CM_DIV_M2_DPLL_CORE, 0, 5, param->m2);
|
|
sr32(CM_DIV_M3_DPLL_CORE, 0, 5, param->m3);
|
|
sr32(CM_DIV_M4_DPLL_CORE, 0, 5, param->m4);
|
|
sr32(CM_DIV_M5_DPLL_CORE, 0, 5, param->m5);
|
|
sr32(CM_DIV_M6_DPLL_CORE, 0, 5, param->m6);
|
|
sr32(CM_DIV_M7_DPLL_CORE, 0, 5, param->m7);
|
|
|
|
sr32(CM_DIV_M2_DPLL_CORE, 8, 1, 0x1);
|
|
sr32(CM_DIV_M3_DPLL_CORE, 8, 1, 0x1);
|
|
sr32(CM_DIV_M4_DPLL_CORE, 8, 1, 0x1);
|
|
sr32(CM_DIV_M5_DPLL_CORE, 8, 1, 0x1);
|
|
sr32(CM_DIV_M6_DPLL_CORE, 8, 1, 0x0);
|
|
sr32(CM_DIV_M7_DPLL_CORE, 8, 1, 0x1);
|
|
}
|
|
|
|
void omap4_lock_core_dpll(void)
|
|
{
|
|
/* Lock the core dpll */
|
|
sr32(CM_CLKMODE_DPLL_CORE, 0, 3, PLL_LOCK);
|
|
wait_on_value((1 << 0), 1, CM_IDLEST_DPLL_CORE, LDELAY);
|
|
|
|
return;
|
|
}
|
|
|
|
void omap4_lock_core_dpll_shadow(const struct dpll_param *param)
|
|
{
|
|
/* Lock the core dpll using freq update method */
|
|
*(volatile int*)0x4A004120 = 10; //(CM_CLKMODE_DPLL_CORE)
|
|
|
|
/* CM_SHADOW_FREQ_CONFIG1: DLL_OVERRIDE = 1(hack), DLL_RESET = 1,
|
|
* DPLL_CORE_M2_DIV =1, DPLL_CORE_DPLL_EN = 0x7, FREQ_UPDATE = 1
|
|
*/
|
|
*(volatile int*)0x4A004260 = 0x70D | (param->m2 << 11);
|
|
|
|
/* Wait for Freq_Update to get cleared: CM_SHADOW_FREQ_CONFIG1 */
|
|
while( ( (*(volatile int*)0x4A004260) & 0x1) == 0x1 );
|
|
|
|
/* Wait for DPLL to Lock : CM_IDLEST_DPLL_CORE */
|
|
wait_on_value((1 << 0), 1, CM_IDLEST_DPLL_CORE, LDELAY);
|
|
}
|
|
|
|
void omap4_enable_gpio_clocks(void)
|
|
{
|
|
writel(0x1, CM_L4PER_GPIO2_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_GPIO2_CLKCTRL, LDELAY);
|
|
writel(0x1, CM_L4PER_GPIO3_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_GPIO3_CLKCTRL, LDELAY);
|
|
writel(0x1, CM_L4PER_GPIO4_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_GPIO4_CLKCTRL, LDELAY);
|
|
writel(0x1, CM_L4PER_GPIO5_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_GPIO5_CLKCTRL, LDELAY);
|
|
writel(0x1, CM_L4PER_GPIO6_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_GPIO6_CLKCTRL, LDELAY);
|
|
}
|
|
|
|
void omap4_enable_gpio1_wup_clocks(void)
|
|
{
|
|
/* WKUP clocks */
|
|
writel(0x1, CM_WKUP_GPIO1_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_WKUP_GPIO1_CLKCTRL, LDELAY);
|
|
}
|
|
|
|
void omap4_enable_all_clocks(void)
|
|
{
|
|
/* Enable Ducati clocks */
|
|
writel(0x1, CM_DUCATI_DUCATI_CLKCTRL);
|
|
writel(0x2, CM_DUCATI_CLKSTCTRL);
|
|
|
|
wait_on_value((1 << 8), (1 << 8), CM_DUCATI_CLKSTCTRL, LDELAY);
|
|
|
|
/* Enable ivahd and sl2 clocks */
|
|
writel(0x1, IVAHD_IVAHD_CLKCTRL);
|
|
writel(0x1, IVAHD_SL2_CLKCTRL);
|
|
writel(0x2, IVAHD_CLKSTCTRL);
|
|
|
|
wait_on_value((1 << 8), (1 << 8), IVAHD_CLKSTCTRL, LDELAY);
|
|
|
|
/* Enable Tesla clocks */
|
|
writel(0x1, DSP_DSP_CLKCTRL);
|
|
writel(0x2, DSP_CLKSTCTRL);
|
|
|
|
wait_on_value((1 << 8), (1 << 8), DSP_CLKSTCTRL, LDELAY);
|
|
|
|
/* wait for tesla to become accessible */
|
|
|
|
/* ABE clocks */
|
|
writel(0x3, CM1_ABE_CLKSTCTRL);
|
|
writel(0x2, CM1_ABE_AESS_CLKCTRL);
|
|
writel(0x2, CM1_ABE_PDM_CLKCTRL);
|
|
writel(0x2, CM1_ABE_DMIC_CLKCTRL);
|
|
writel(0x2, CM1_ABE_MCASP_CLKCTRL);
|
|
writel(0x2, CM1_ABE_MCBSP1_CLKCTRL);
|
|
writel(0x2, CM1_ABE_MCBSP2_CLKCTRL);
|
|
writel(0x2, CM1_ABE_MCBSP3_CLKCTRL);
|
|
writel(0xf02, CM1_ABE_SLIMBUS_CLKCTRL);
|
|
writel(0x2, CM1_ABE_TIMER5_CLKCTRL);
|
|
writel(0x2, CM1_ABE_TIMER6_CLKCTRL);
|
|
writel(0x2, CM1_ABE_TIMER7_CLKCTRL);
|
|
writel(0x2, CM1_ABE_TIMER8_CLKCTRL);
|
|
writel(0x2, CM1_ABE_WDT3_CLKCTRL);
|
|
/* Disable sleep transitions */
|
|
writel(0x0, CM1_ABE_CLKSTCTRL);
|
|
|
|
/* L4PER clocks */
|
|
writel(0x2, CM_L4PER_CLKSTCTRL);
|
|
writel(0x2, CM_L4PER_DMTIMER10_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_DMTIMER10_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_DMTIMER11_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_DMTIMER11_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_DMTIMER2_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_DMTIMER2_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_DMTIMER3_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_DMTIMER3_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_DMTIMER4_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_DMTIMER4_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_DMTIMER9_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_DMTIMER9_CLKCTRL, LDELAY);
|
|
|
|
/* GPIO clocks */
|
|
omap4_enable_gpio_clocks();
|
|
|
|
writel(0x2, CM_L4PER_HDQ1W_CLKCTRL);
|
|
|
|
/* I2C clocks */
|
|
writel(0x2, CM_L4PER_I2C1_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_I2C1_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_I2C2_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_I2C2_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_I2C3_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_I2C3_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_I2C4_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_I2C4_CLKCTRL, LDELAY);
|
|
|
|
writel(0x2, CM_L4PER_MCBSP4_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_MCBSP4_CLKCTRL, LDELAY);
|
|
|
|
/* MCSPI clocks */
|
|
writel(0x2, CM_L4PER_MCSPI1_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_MCSPI1_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_MCSPI2_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_MCSPI2_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_MCSPI3_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_MCSPI3_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_MCSPI4_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_MCSPI4_CLKCTRL, LDELAY);
|
|
|
|
/* MMC clocks */
|
|
sr32(CM_L3INIT_HSMMC1_CLKCTRL, 0, 2, 0x2);
|
|
sr32(CM_L3INIT_HSMMC1_CLKCTRL, 24, 1, 0x1);
|
|
sr32(CM_L3INIT_HSMMC2_CLKCTRL, 0, 2, 0x2);
|
|
sr32(CM_L3INIT_HSMMC2_CLKCTRL, 24, 1, 0x1);
|
|
writel(0x2, CM_L4PER_MMCSD3_CLKCTRL);
|
|
wait_on_value((1 << 18)|(1 << 17)|(1 << 16), 0, CM_L4PER_MMCSD3_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_MMCSD4_CLKCTRL);
|
|
wait_on_value((1 << 18)|(1 << 17)|(1 << 16), 0, CM_L4PER_MMCSD4_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_MMCSD5_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_MMCSD5_CLKCTRL, LDELAY);
|
|
|
|
/* UART clocks */
|
|
writel(0x2, CM_L4PER_UART1_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_UART1_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_UART2_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_UART2_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_UART3_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_UART3_CLKCTRL, LDELAY);
|
|
writel(0x2, CM_L4PER_UART4_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L4PER_UART4_CLKCTRL, LDELAY);
|
|
|
|
/* WKUP clocks */
|
|
omap4_enable_gpio1_wup_clocks();
|
|
writel(0x01000002, CM_WKUP_TIMER1_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_WKUP_TIMER1_CLKCTRL, LDELAY);
|
|
|
|
writel(0x2, CM_WKUP_KEYBOARD_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_WKUP_KEYBOARD_CLKCTRL, LDELAY);
|
|
|
|
writel(0x0, CM_SDMA_CLKSTCTRL);
|
|
writel(0x3, CM_MEMIF_CLKSTCTRL);
|
|
writel(0x1, CM_MEMIF_EMIF_1_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_MEMIF_EMIF_1_CLKCTRL, LDELAY);
|
|
writel(0x1, CM_MEMIF_EMIF_2_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_MEMIF_EMIF_2_CLKCTRL, LDELAY);
|
|
writel(0x3, CM_D2D_CLKSTCTRL);
|
|
writel(0x1, CM_L3_2_GPMC_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L3_2_GPMC_CLKCTRL, LDELAY);
|
|
writel(0x1, CM_L3INSTR_L3_3_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L3INSTR_L3_3_CLKCTRL, LDELAY);
|
|
writel(0x1, CM_L3INSTR_L3_INSTR_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L3INSTR_L3_INSTR_CLKCTRL, LDELAY);
|
|
writel(0x1, CM_L3INSTR_OCP_WP1_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_L3INSTR_OCP_WP1_CLKCTRL, LDELAY);
|
|
|
|
/* WDT clocks */
|
|
writel(0x2, CM_WKUP_WDT2_CLKCTRL);
|
|
wait_on_value((1 << 17)|(1 << 16), 0, CM_WKUP_WDT2_CLKCTRL, LDELAY);
|
|
|
|
/* Enable Camera clocks */
|
|
writel(0x3, CM_CAM_CLKSTCTRL);
|
|
writel(0x102, CM_CAM_ISS_CLKCTRL);
|
|
writel(0x2, CM_CAM_FDIF_CLKCTRL);
|
|
writel(0x0, CM_CAM_CLKSTCTRL);
|
|
|
|
/* Enable DSS clocks */
|
|
/* PM_DSS_PWRSTCTRL ON State and LogicState = 1 (Retention) */
|
|
__raw_writel(7, 0x4A307100); /* DSS_PRM */
|
|
|
|
writel(0x2, CM_DSS_CLKSTCTRL);
|
|
writel(0xf02, CM_DSS_DSS_CLKCTRL);
|
|
writel(0x2, CM_DSS_DEISS_CLKCTRL);
|
|
|
|
/* Check for DSS Clocks */
|
|
while ((__raw_readl(0x4A009100) & 0xF00) != 0xE00)
|
|
;
|
|
/* Set HW_AUTO transition mode */
|
|
writel(0x3, CM_DSS_CLKSTCTRL);
|
|
|
|
/* Enable SGX clocks */
|
|
writel(0x2, CM_SGX_CLKSTCTRL);
|
|
writel(0x2, CM_SGX_SGX_CLKCTRL);
|
|
/* Check for SGX FCLK and ICLK */
|
|
while (__raw_readl(0x4A009200) != 0x302)
|
|
;
|
|
/* Enable hsi/unipro/usb clocks */
|
|
writel(0x1, CM_L3INIT_HSI_CLKCTRL);
|
|
writel(0x2, CM_L3INIT_UNIPRO1_CLKCTRL);
|
|
writel(0x2, CM_L3INIT_HSUSBHOST_CLKCTRL);
|
|
writel(0x1, CM_L3INIT_HSUSBOTG_CLKCTRL);
|
|
writel(0x1, CM_L3INIT_HSUSBTLL_CLKCTRL);
|
|
writel(0x2, CM_L3INIT_FSUSB_CLKCTRL);
|
|
/* enable the 32K, 48M optional clocks and enable the module */
|
|
writel(0x301, CM_L3INIT_USBPHY_CLKCTRL);
|
|
}
|
|
|
|
void omap4_do_scale_tps62361(u32 reg, u32 volt_mv)
|
|
{
|
|
u32 temp, step;
|
|
|
|
step = volt_mv - TPS62361_BASE_VOLT_MV;
|
|
step /= 10;
|
|
|
|
temp = TPS62361_I2C_SLAVE_ADDR |
|
|
(reg << OMAP44XX_PRM_VC_VAL_BYPASS_REGADDR_SHIFT) |
|
|
(step << OMAP44XX_PRM_VC_VAL_BYPASS_DATA_SHIFT) |
|
|
OMAP44XX_PRM_VC_VAL_BYPASS_VALID_BIT;
|
|
debug("do_scale_tps62361: volt - %d step - 0x%x\n", volt_mv, step);
|
|
|
|
writel(temp, OMAP44XX_PRM_VC_VAL_BYPASS);
|
|
if (!wait_on_value(OMAP44XX_PRM_VC_VAL_BYPASS_VALID_BIT, 0,
|
|
OMAP44XX_PRM_VC_VAL_BYPASS, LDELAY))
|
|
debug("Scaling voltage failed for vdd_mpu from TPS\n");
|
|
}
|