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Diffstat (limited to 'package/boot/uboot-sunxi/patches/011-sunxi-support-h3-ccu.patch')
-rw-r--r--package/boot/uboot-sunxi/patches/011-sunxi-support-h3-ccu.patch83
1 files changed, 83 insertions, 0 deletions
diff --git a/package/boot/uboot-sunxi/patches/011-sunxi-support-h3-ccu.patch b/package/boot/uboot-sunxi/patches/011-sunxi-support-h3-ccu.patch
new file mode 100644
index 0000000..495b3a9
--- /dev/null
+++ b/package/boot/uboot-sunxi/patches/011-sunxi-support-h3-ccu.patch
@@ -0,0 +1,83 @@
+diff --git a/arch/arm/cpu/armv7/sunxi/clock.c b/arch/arm/cpu/armv7/sunxi/clock.c
+index 47fb70f..5cc5d25 100644
+--- a/arch/arm/cpu/armv7/sunxi/clock.c
++++ b/arch/arm/cpu/armv7/sunxi/clock.c
+@@ -14,12 +14,17 @@
+ #include <asm/arch/gpio.h>
+ #include <asm/arch/sys_proto.h>
+
++__weak void clock_init_sec(void)
++{
++}
++
+ int clock_init(void)
+ {
+ #ifdef CONFIG_SPL_BUILD
+ clock_init_safe();
+ #endif
+ clock_init_uart();
++ clock_init_sec();
+
+ return 0;
+ }
+diff --git a/arch/arm/cpu/armv7/sunxi/clock_sun6i.c b/arch/arm/cpu/armv7/sunxi/clock_sun6i.c
+index 4501884..d0085e8 100644
+--- a/arch/arm/cpu/armv7/sunxi/clock_sun6i.c
++++ b/arch/arm/cpu/armv7/sunxi/clock_sun6i.c
+@@ -45,6 +45,19 @@ void clock_init_safe(void)
+ }
+ #endif
+
++void clock_init_sec(void)
++{
++ struct sunxi_ccm_reg * const ccm =
++ (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
++
++#ifdef CONFIG_MACH_SUN8I_H3
++ setbits_le32(&ccm->ccu_sec_switch,
++ CCM_SEC_SWITCH_MBUS_NONSEC |
++ CCM_SEC_SWITCH_BUS_NONSEC |
++ CCM_SEC_SWITCH_PLL_NONSEC);
++#endif
++}
++
+ void clock_init_uart(void)
+ {
+ #if CONFIG_CONS_INDEX < 5
+diff --git a/arch/arm/include/asm/arch-sunxi/clock.h b/arch/arm/include/asm/arch-sunxi/clock.h
+index 8ca58ae..6c0573f 100644
+--- a/arch/arm/include/asm/arch-sunxi/clock.h
++++ b/arch/arm/include/asm/arch-sunxi/clock.h
+@@ -30,6 +30,7 @@ int clock_init(void);
+ int clock_twi_onoff(int port, int state);
+ void clock_set_de_mod_clock(u32 *clk_cfg, unsigned int hz);
+ void clock_init_safe(void);
++void clock_init_sec(void);
+ void clock_init_uart(void);
+ #endif
+
+diff --git a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h
+index 5c76275..554d858 100644
+--- a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h
++++ b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h
+@@ -137,6 +137,8 @@ struct sunxi_ccm_reg {
+ u32 apb1_reset_cfg; /* 0x2d0 APB1 Reset config */
+ u32 reserved24;
+ u32 apb2_reset_cfg; /* 0x2d8 APB2 Reset config */
++ u32 reserved25[5];
++ u32 ccu_sec_switch; /* 0x2f0 CCU Security Switch, H3 only */
+ };
+
+ /* apb2 bit field */
+@@ -375,6 +377,11 @@ struct sunxi_ccm_reg {
+ #define CCM_DE_CTRL_PLL10 (5 << 24)
+ #define CCM_DE_CTRL_GATE (1 << 31)
+
++/* CCU security switch, H3 only */
++#define CCM_SEC_SWITCH_MBUS_NONSEC (1 << 2)
++#define CCM_SEC_SWITCH_BUS_NONSEC (1 << 1)
++#define CCM_SEC_SWITCH_PLL_NONSEC (1 << 0)
++
+ #ifndef __ASSEMBLY__
+ void clock_set_pll1(unsigned int hz);
+ void clock_set_pll3(unsigned int hz);