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| author | Steven Lee | 2022-05-02 17:03:03 +0200 |
|---|---|---|
| committer | Cédric Le Goater | 2022-05-02 17:03:03 +0200 |
| commit | fa541a60dd4ed863ce500e00a43041528ae4f301 (patch) | |
| tree | f25b00f5a9dc2651211f6b1edbcfc9e6cb1f54e4 /include/hw/misc | |
| parent | aspeed/timer: Add AST1030 support (diff) | |
| download | qemu-fa541a60dd4ed863ce500e00a43041528ae4f301.tar.gz qemu-fa541a60dd4ed863ce500e00a43041528ae4f301.tar.xz qemu-fa541a60dd4ed863ce500e00a43041528ae4f301.zip | |
aspeed/scu: Add AST1030 support
Per ast1030_v07.pdf, AST1030 SOC doesn't have SCU300, the pclk divider
selection is defined in SCU310[11:8].
Add a get_apb_freq function and a class init handler for ast1030.
Signed-off-by: Troy Lee <troy_lee@aspeedtech.com>
Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com>
Signed-off-by: Steven Lee <steven_lee@aspeedtech.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20220401083850.15266-7-jamin_lin@aspeedtech.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Diffstat (limited to 'include/hw/misc')
| -rw-r--r-- | include/hw/misc/aspeed_scu.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/hw/misc/aspeed_scu.h b/include/hw/misc/aspeed_scu.h index 6d3f86c1ab..5c7c04eedf 100644 --- a/include/hw/misc/aspeed_scu.h +++ b/include/hw/misc/aspeed_scu.h @@ -19,6 +19,7 @@ OBJECT_DECLARE_TYPE(AspeedSCUState, AspeedSCUClass, ASPEED_SCU) #define TYPE_ASPEED_2400_SCU TYPE_ASPEED_SCU "-ast2400" #define TYPE_ASPEED_2500_SCU TYPE_ASPEED_SCU "-ast2500" #define TYPE_ASPEED_2600_SCU TYPE_ASPEED_SCU "-ast2600" +#define TYPE_ASPEED_1030_SCU TYPE_ASPEED_SCU "-ast1030" #define ASPEED_SCU_NR_REGS (0x1A8 >> 2) #define ASPEED_AST2600_SCU_NR_REGS (0xE20 >> 2) @@ -45,6 +46,8 @@ struct AspeedSCUState { #define AST2600_A1_SILICON_REV 0x05010303U #define AST2600_A2_SILICON_REV 0x05020303U #define AST2600_A3_SILICON_REV 0x05030303U +#define AST1030_A0_SILICON_REV 0x80000000U +#define AST1030_A1_SILICON_REV 0x80010000U #define ASPEED_IS_AST2500(si_rev) ((((si_rev) >> 24) & 0xff) == 0x04) @@ -336,4 +339,26 @@ uint32_t aspeed_scu_get_apb_freq(AspeedSCUState *s); #define SCU_AST2600_H_PLL_BYPASS_EN (0x1 << 24) #define SCU_AST2600_H_PLL_OFF (0x1 << 23) +/* + * SCU310 Clock Selection Register Set 4 (for Aspeed AST1030 SOC) + * + * 31 I3C Clock Source selection + * 30:28 I3C clock divider selection + * 26:24 MAC AHB clock divider selection + * 22:20 RGMII 125MHz clock divider ration + * 19:16 RGMII 50MHz clock divider ration + * 15 LHCLK clock generation/output enable control + * 14:12 LHCLK divider selection + * 11:8 APB Bus PCLK divider selection + * 7 Select PECI clock source + * 6 Select UART debug port clock source + * 5 Select UART6 clock source + * 4 Select UART5 clock source + * 3 Select UART4 clock source + * 2 Select UART3 clock source + * 1 Select UART2 clock source + * 0 Select UART1 clock source + */ +#define SCU_AST1030_CLK_GET_PCLK_DIV(x) (((x) >> 8) & 0xf) + #endif /* ASPEED_SCU_H */ |