From: Jamin Lin Date: Tue, 4 Mar 2025 06:47:03 +0000 (+0800) Subject: hw/misc/aspeed_scu: Skipping dram_init in u-boot X-Git-Tag: v10.0.0-rc0~18^2~34 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=2d082fea485ee455a70ed3e963cdf9a70f34858a;p=thirdparty%2Fqemu.git hw/misc/aspeed_scu: Skipping dram_init in u-boot Setting BIT6 in VGA0 SCRATCH register will indicate that the ddr traning is done, therefore skipping the u-boot-spl dram_init() process. Signed-off-by: Jamin Lin Signed-off-by: Troy Lee Reviewed-by: Cédric Le Goater Tested-by: Nabih Estefan Link: https://lore.kernel.org/qemu-devel/20250304064710.2128993-2-jamin_lin@aspeedtech.com Signed-off-by: Cédric Le Goater --- diff --git a/hw/misc/aspeed_scu.c b/hw/misc/aspeed_scu.c index bac1441b06..50f74fbabd 100644 --- a/hw/misc/aspeed_scu.c +++ b/hw/misc/aspeed_scu.c @@ -157,6 +157,7 @@ #define AST2700_SCU_FREQ_CNTR TO_REG(0x3b0) #define AST2700_SCU_CPU_SCRATCH_0 TO_REG(0x780) #define AST2700_SCU_CPU_SCRATCH_1 TO_REG(0x784) +#define AST2700_SCU_VGA_SCRATCH_0 TO_REG(0x900) #define AST2700_SCUIO_CLK_STOP_CTL_1 TO_REG(0x240) #define AST2700_SCUIO_CLK_STOP_CLR_1 TO_REG(0x244) @@ -930,6 +931,7 @@ static const uint32_t ast2700_a0_resets[ASPEED_AST2700_SCU_NR_REGS] = { [AST2700_SCU_FREQ_CNTR] = 0x000375eb, [AST2700_SCU_CPU_SCRATCH_0] = 0x00000000, [AST2700_SCU_CPU_SCRATCH_1] = 0x00000004, + [AST2700_SCU_VGA_SCRATCH_0] = 0x00000040, }; static void aspeed_ast2700_scu_reset(DeviceState *dev)