diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/dts/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-sunxi/dram.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-sunxi/clock_sun4i.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-sunxi/dram_helpers.c | 32 | ||||
| -rw-r--r-- | arch/arm/mach-sunxi/dram_sunxi_dw.c | 13 |
5 files changed, 30 insertions, 19 deletions
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index d9725030d5a..b102ffb5f68 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -839,6 +839,7 @@ dtb-$(CONFIG_MACH_SUN50I_H6) += \ sun50i-h6-tanix-tx6-mini.dtb dtb-$(CONFIG_MACH_SUN50I_H616) += \ sun50i-h616-orangepi-zero2.dtb \ + sun50i-h618-orangepi-zero2w.dtb \ sun50i-h618-orangepi-zero3.dtb \ sun50i-h618-transpeed-8k618-t.dtb \ sun50i-h616-x96-mate.dtb diff --git a/arch/arm/include/asm/arch-sunxi/dram.h b/arch/arm/include/asm/arch-sunxi/dram.h index 682daae6b1a..9d21b492418 100644 --- a/arch/arm/include/asm/arch-sunxi/dram.h +++ b/arch/arm/include/asm/arch-sunxi/dram.h @@ -40,5 +40,6 @@ unsigned long sunxi_dram_init(void); void mctl_await_completion(u32 *reg, u32 mask, u32 val); bool mctl_mem_matches(u32 offset); +bool mctl_mem_matches_base(u32 offset, ulong base); #endif /* _SUNXI_DRAM_H */ diff --git a/arch/arm/mach-sunxi/clock_sun4i.c b/arch/arm/mach-sunxi/clock_sun4i.c index 8f1d1b65f00..ac3b7a801f4 100644 --- a/arch/arm/mach-sunxi/clock_sun4i.c +++ b/arch/arm/mach-sunxi/clock_sun4i.c @@ -25,6 +25,7 @@ void clock_init_safe(void) APB0_DIV_1 << APB0_DIV_SHIFT | CPU_CLK_SRC_OSC24M << CPU_CLK_SRC_SHIFT, &ccm->cpu_ahb_apb0_cfg); + sdelay(20); writel(PLL1_CFG_DEFAULT, &ccm->pll1_cfg); sdelay(200); writel(AXI_DIV_1 << AXI_DIV_SHIFT | @@ -32,6 +33,7 @@ void clock_init_safe(void) APB0_DIV_1 << APB0_DIV_SHIFT | CPU_CLK_SRC_PLL1 << CPU_CLK_SRC_SHIFT, &ccm->cpu_ahb_apb0_cfg); + sdelay(20); #ifdef CONFIG_MACH_SUN7I setbits_le32(&ccm->ahb_gate0, 0x1 << AHB_GATE_OFFSET_DMA); #endif diff --git a/arch/arm/mach-sunxi/dram_helpers.c b/arch/arm/mach-sunxi/dram_helpers.c index 4a867df7af8..83dbe4ca98f 100644 --- a/arch/arm/mach-sunxi/dram_helpers.c +++ b/arch/arm/mach-sunxi/dram_helpers.c @@ -26,19 +26,39 @@ void mctl_await_completion(u32 *reg, u32 mask, u32 val) } /* - * Test if memory at offset offset matches memory at begin of DRAM + * Test if memory at offset matches memory at a certain base * * Note: dsb() is not available on ARMv5 in Thumb mode */ #ifndef CONFIG_MACH_SUNIV -bool mctl_mem_matches(u32 offset) +bool mctl_mem_matches_base(u32 offset, ulong base) { + u32 val_base; + u32 val_offset; + bool ret; + + /* Save original values */ + val_base = readl(base); + val_offset = readl(base + offset); + /* Try to write different values to RAM at two addresses */ - writel(0, CFG_SYS_SDRAM_BASE); - writel(0xaa55aa55, (ulong)CFG_SYS_SDRAM_BASE + offset); + writel(0, base); + writel(0xaa55aa55, base + offset); dsb(); /* Check if the same value is actually observed when reading back */ - return readl(CFG_SYS_SDRAM_BASE) == - readl((ulong)CFG_SYS_SDRAM_BASE + offset); + ret = readl(base) == readl(base + offset); + + /* Restore original values */ + writel(val_base, base); + writel(val_offset, base + offset); + return ret; +} + +/* + * Test if memory at offset matches memory at begin of DRAM + */ +bool mctl_mem_matches(u32 offset) +{ + return mctl_mem_matches_base(offset, CFG_SYS_SDRAM_BASE); } #endif diff --git a/arch/arm/mach-sunxi/dram_sunxi_dw.c b/arch/arm/mach-sunxi/dram_sunxi_dw.c index 3bfcc632119..e064ef329e6 100644 --- a/arch/arm/mach-sunxi/dram_sunxi_dw.c +++ b/arch/arm/mach-sunxi/dram_sunxi_dw.c @@ -650,19 +650,6 @@ static int mctl_channel_init(uint16_t socid, struct dram_para *para) return 0; } -/* - * Test if memory at offset offset matches memory at a certain base - */ -static bool mctl_mem_matches_base(u32 offset, ulong base) -{ - /* Try to write different values to RAM at two addresses */ - writel(0, base); - writel(0xaa55aa55, base + offset); - dsb(); - /* Check if the same value is actually observed when reading back */ - return readl(base) == - readl(base + offset); -} static void mctl_auto_detect_dram_size_rank(uint16_t socid, struct dram_para *para, ulong base, struct rank_para *rank) { |