sharp: fix CPU clock div
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parent
ea3626d67d
commit
2f6a67000e
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@ -4,3 +4,4 @@ obj-$(CONFIG_VIDEO_MXS) += dma.o
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else
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obj- = __dummy__.o
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endif
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obj-y := cpu_clkdiv.o
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@ -0,0 +1,14 @@
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#include <common.h>
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#include <asm/io.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/imx-regs.h>
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void mxs_set_divcpu(uint8_t clkdiv) {
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struct mxs_clkctrl_regs *clkctrl_regs =
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(struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
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uint32_t clkctrl;
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clkctrl = readl(&clkctrl_regs->hw_clkctrl_cpu);
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clkctrl &= ~0x3F;
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clkctrl |= (clkdiv & 0x3F);
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writel(clkctrl, &clkctrl_regs->hw_clkctrl_cpu);
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}
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@ -0,0 +1,3 @@
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#include <common.h>
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void mxs_set_divcpu(uint8_t clkdiv);
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@ -29,6 +29,7 @@
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#include <errno.h>
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#include "../common/lcd.h"
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#include "../common/cpu_clkdiv.h"
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DECLARE_GLOBAL_DATA_PTR;
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@ -46,6 +47,8 @@ int board_early_init_f(void)
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mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
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/* SSP1 clock at 96MHz */
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mxs_set_sspclk(MXC_SSPCLK1, 96000, 0);
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/* set cpu clock div 1(480MHz)*/
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mxs_set_divcpu(1);
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#ifdef CONFIG_CMD_USB
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mxs_iomux_setup_pad(MX28_PAD_SSP2_SS1__USB1_OVERCURRENT);
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@ -29,6 +29,7 @@
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#include <errno.h>
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#include "../common/lcd.h"
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#include "../common/cpu_clkdiv.h"
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DECLARE_GLOBAL_DATA_PTR;
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@ -46,6 +47,8 @@ int board_early_init_f(void)
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mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
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/* SSP1 clock at 96MHz */
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mxs_set_sspclk(MXC_SSPCLK1, 96000, 0);
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/* set cpu clock div 1(480MHz)*/
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mxs_set_divcpu(1);
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#ifdef CONFIG_CMD_USB
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mxs_iomux_setup_pad(MX28_PAD_SSP2_SS1__USB1_OVERCURRENT);
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@ -26,6 +26,7 @@
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#include <errno.h>
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#include "../common/lcd.h"
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#include "../common/cpu_clkdiv.h"
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DECLARE_GLOBAL_DATA_PTR;
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@ -43,6 +44,8 @@ int board_early_init_f(void)
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mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
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/* SSP1 clock at 96MHz */
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mxs_set_sspclk(MXC_SSPCLK1, 96000, 0);
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/* set cpu clock div 1(480MHz)*/
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mxs_set_divcpu(1);
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#ifdef CONFIG_CMD_USB
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mxs_iomux_setup_pad(MX28_PAD_SSP2_SS1__USB1_OVERCURRENT);
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@ -26,6 +26,7 @@
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#include <errno.h>
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#include "../common/lcd.h"
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#include "../common/cpu_clkdiv.h"
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DECLARE_GLOBAL_DATA_PTR;
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@ -43,6 +44,8 @@ int board_early_init_f(void)
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mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
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/* SSP1 clock at 96MHz */
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mxs_set_sspclk(MXC_SSPCLK1, 96000, 0);
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/* set cpu clock div 1(480MHz)*/
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mxs_set_divcpu(1);
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#ifdef CONFIG_CMD_USB
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mxs_iomux_setup_pad(MX28_PAD_SSP2_SS1__USB1_OVERCURRENT);
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@ -26,6 +26,7 @@
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#include <errno.h>
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#include "../common/lcd.h"
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#include "../common/cpu_clkdiv.h"
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DECLARE_GLOBAL_DATA_PTR;
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@ -43,6 +44,8 @@ int board_early_init_f(void)
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mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
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/* SSP1 clock at 96MHz */
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mxs_set_sspclk(MXC_SSPCLK1, 96000, 0);
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/* set cpu clock div 1(480MHz)*/
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mxs_set_divcpu(1);
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#ifdef CONFIG_CMD_USB
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mxs_iomux_setup_pad(MX28_PAD_SSP2_SS1__USB1_OVERCURRENT);
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@ -26,6 +26,7 @@
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#include <errno.h>
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#include "../common/lcd.h"
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#include "../common/cpu_clkdiv.h"
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DECLARE_GLOBAL_DATA_PTR;
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@ -43,6 +44,8 @@ int board_early_init_f(void)
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mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
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/* SSP1 clock at 96MHz */
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mxs_set_sspclk(MXC_SSPCLK1, 96000, 0);
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/* set cpu clock div 1(480MHz)*/
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mxs_set_divcpu(1);
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#ifdef CONFIG_CMD_USB
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mxs_iomux_setup_pad(MX28_PAD_SSP2_SS1__USB1_OVERCURRENT);
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@ -26,6 +26,7 @@
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#include <errno.h>
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#include "../common/lcd.h"
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#include "../common/cpu_clkdiv.h"
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DECLARE_GLOBAL_DATA_PTR;
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@ -43,6 +44,8 @@ int board_early_init_f(void)
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mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
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/* SSP1 clock at 96MHz */
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mxs_set_sspclk(MXC_SSPCLK1, 96000, 0);
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/* set cpu clock div 1(480MHz)*/
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mxs_set_divcpu(1);
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#ifdef CONFIG_CMD_USB
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mxs_iomux_setup_pad(MX28_PAD_SSP2_SS1__USB1_OVERCURRENT);
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@ -26,6 +26,7 @@
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#include <errno.h>
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#include "../common/lcd.h"
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#include "../common/cpu_clkdiv.h"
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DECLARE_GLOBAL_DATA_PTR;
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@ -43,6 +44,8 @@ int board_early_init_f(void)
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mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
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/* SSP1 clock at 96MHz */
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mxs_set_sspclk(MXC_SSPCLK1, 96000, 0);
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/* set cpu clock div 1(480MHz)*/
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mxs_set_divcpu(1);
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#ifdef CONFIG_CMD_USB
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mxs_iomux_setup_pad(MX28_PAD_SSP2_SS1__USB1_OVERCURRENT);
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@ -26,6 +26,7 @@
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#include <errno.h>
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#include "../common/lcd.h"
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#include "../common/cpu_clkdiv.h"
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DECLARE_GLOBAL_DATA_PTR;
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@ -43,6 +44,8 @@ int board_early_init_f(void)
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mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
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/* SSP1 clock at 96MHz */
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mxs_set_sspclk(MXC_SSPCLK1, 96000, 0);
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/* set cpu clock div 1(480MHz)*/
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mxs_set_divcpu(1);
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#ifdef CONFIG_CMD_USB
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mxs_iomux_setup_pad(MX28_PAD_SSP2_SS1__USB1_OVERCURRENT);
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