[U-Boot] [PATCH v3 04/11] sun6i: Add cpucfg register definitions

Hans de Goede hdegoede at redhat.com
Fri Nov 7 20:47:02 CET 2014


Not used atm, for future use (e.g. PSCI).

Signed-off-by: Hans de Goede <hdegoede at redhat.com>
---
 arch/arm/cpu/armv7/sunxi/psci.S                |  4 +-
 arch/arm/include/asm/arch-sunxi/cpu.h          |  3 +-
 arch/arm/include/asm/arch-sunxi/cpucfg_sun6i.h | 67 ++++++++++++++++++++++++++
 3 files changed, 71 insertions(+), 3 deletions(-)
 create mode 100644 arch/arm/include/asm/arch-sunxi/cpucfg_sun6i.h

diff --git a/arch/arm/cpu/armv7/sunxi/psci.S b/arch/arm/cpu/armv7/sunxi/psci.S
index 0084c81..b9ea78b 100644
--- a/arch/arm/cpu/armv7/sunxi/psci.S
+++ b/arch/arm/cpu/armv7/sunxi/psci.S
@@ -87,8 +87,8 @@ psci_cpu_on:
 	str	r2, [r0]
 	dsb
 
-	movw	r0, #(SUNXI_CPUCFG_BASE & 0xffff)
-	movt	r0, #(SUNXI_CPUCFG_BASE >> 16)
+	movw	r0, #(SUN7I_CPUCFG_BASE & 0xffff)
+	movt	r0, #(SUN7I_CPUCFG_BASE >> 16)
 
 	@ CPU mask
 	and	r1, r1, #3	@ only care about first cluster
diff --git a/arch/arm/include/asm/arch-sunxi/cpu.h b/arch/arm/include/asm/arch-sunxi/cpu.h
index 0de79a0..d34690e 100644
--- a/arch/arm/include/asm/arch-sunxi/cpu.h
+++ b/arch/arm/include/asm/arch-sunxi/cpu.h
@@ -70,7 +70,7 @@
 
 #define SUNXI_TP_BASE			0x01c25000
 #define SUNXI_PMU_BASE			0x01c25400
-#define SUNXI_CPUCFG_BASE              0x01c25c00
+#define SUN7I_CPUCFG_BASE              0x01c25c00
 
 #define SUNXI_UART0_BASE		0x01c28000
 #define SUNXI_UART1_BASE		0x01c28400
@@ -111,6 +111,7 @@
 #define SUNXI_AVG_BASE			0x01ea0000
 
 #define SUNXI_PRCM_BASE			0x01f01400
+#define SUN6I_CPUCFG_BASE		0x01f01c00
 #define SUNXI_R_UART_BASE		0x01f02800
 #define SUNXI_R_PIO_BASE		0x01f02c00
 #define SUNXI_P2WI_BASE			0x01f03400
diff --git a/arch/arm/include/asm/arch-sunxi/cpucfg_sun6i.h b/arch/arm/include/asm/arch-sunxi/cpucfg_sun6i.h
new file mode 100644
index 0000000..e2a29cb
--- /dev/null
+++ b/arch/arm/include/asm/arch-sunxi/cpucfg_sun6i.h
@@ -0,0 +1,67 @@
+/*
+ * Sunxi A31 CPUCFG register definition.
+ *
+ * (C) Copyright 2014 Hans de Goede <hdegoede at redhat.com
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _SUNXI_CPUCFG_H
+#define _SUNXI_CPUCFG_H
+
+#ifndef __ASSEMBLY__
+
+struct sunxi_cpucfg_reg {
+	u8 res0[0x40];		/* 0x000 */
+	u32 cpu0_rst;		/* 0x040 */
+	u32 cpu0_ctrl;		/* 0x044 */
+	u32 cpu0_status;	/* 0x048 */
+	u8 res1[0x34];		/* 0x04c */
+	u32 cpu1_rst;		/* 0x080 */
+	u32 cpu1_ctrl;		/* 0x084 */
+	u32 cpu1_status;	/* 0x088 */
+	u8 res2[0x34];		/* 0x08c */
+	u32 cpu2_rst;		/* 0x0c0 */
+	u32 cpu2_ctrl;		/* 0x0c4 */
+	u32 cpu2_status;	/* 0x0c8 */
+	u8 res3[0x34];		/* 0x0cc */
+	u32 cpu3_rst;		/* 0x100 */
+	u32 cpu3_ctrl;		/* 0x104 */
+	u32 cpu3_status;	/* 0x108 */
+	u8 res4[0x78];		/* 0x10c */
+	u32 gen_ctrl;		/* 0x184 */
+	u32 l2_status;		/* 0x188 */
+	u8 res5[0x4];		/* 0x18c */
+	u32 event_in;		/* 0x190 */
+	u8 res6[0xc];		/* 0x194 */
+	u32 super_standy_flag;	/* 0x1a0 */
+	u32 priv0;		/* 0x1a4 */
+	u32 priv1;		/* 0x1a8 */
+	u8 res7[0x54];		/* 0x1ac */
+	u32 idle_cnt0_low;	/* 0x200 */
+	u32 idle_cnt0_high;	/* 0x204 */
+	u32 idle_cnt0_ctrl;	/* 0x208 */
+	u8 res8[0x4];		/* 0x20c */
+	u32 idle_cnt1_low;	/* 0x210 */
+	u32 idle_cnt1_high;	/* 0x214 */
+	u32 idle_cnt1_ctrl;	/* 0x218 */
+	u8 res9[0x4];		/* 0x21c */
+	u32 idle_cnt2_low;	/* 0x220 */
+	u32 idle_cnt2_high;	/* 0x224 */
+	u32 idle_cnt2_ctrl;	/* 0x228 */
+	u8 res10[0x4];		/* 0x22c */
+	u32 idle_cnt3_low;	/* 0x230 */
+	u32 idle_cnt3_high;	/* 0x234 */
+	u32 idle_cnt3_ctrl;	/* 0x238 */
+	u8 res11[0x4];		/* 0x23c */
+	u32 idle_cnt4_low;	/* 0x240 */
+	u32 idle_cnt4_high;	/* 0x244 */
+	u32 idle_cnt4_ctrl;	/* 0x248 */
+	u8 res12[0x34];		/* 0x24c */
+	u32 cnt64_ctrl;		/* 0x280 */
+	u32 cnt64_low;		/* 0x284 */
+	u32 cnt64_high;		/* 0x288 */
+};
+
+#endif /* __ASSEMBLY__ */
+#endif /* _SUNXI_CPUCFG_H */
-- 
2.1.0



More information about the U-Boot mailing list