4 files changed, 509 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-rk3308/boot0.h b/arch/arm/include/asm/arch-rk3308/boot0.h
new file mode 100644
index 0000000000..2e78b074ad
--- /dev/null
+++ b/arch/arm/include/asm/arch-rk3308/boot0.h
@@ -0,0 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2019 Rockchip Electronics Co., Ltd
+ */
+
+#ifndef __ASM_ARCH_BOOT0_H__
+#define __ASM_ARCH_BOOT0_H__
+
+#include <asm/arch-rockchip/boot0.h>
+
+#endif
diff --git a/arch/arm/include/asm/arch-rk3308/cru_rk3308.h b/arch/arm/include/asm/arch-rk3308/cru_rk3308.h
new file mode 100644
index 0000000000..a14b64cdb3
--- /dev/null
+++ b/arch/arm/include/asm/arch-rk3308/cru_rk3308.h
@@ -0,0 +1,290 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2018 Rockchip Electronics Co., Ltd.
+ */
+#ifndef _ASM_ARCH_CRU_RK3308_H
+#define _ASM_ARCH_CRU_RK3308_H
+
+#include <common.h>
+
+#define MHz		1000000
+#define OSC_HZ		(24 * MHz)
+
+#define APLL_HZ		(816 * MHz)
+
+#define CORE_ACLK_HZ	408000000
+#define CORE_DBG_HZ	204000000
+
+#define BUS_ACLK_HZ	200000000
+#define BUS_HCLK_HZ	100000000
+#define BUS_PCLK_HZ	100000000
+
+#define PERI_ACLK_HZ	200000000
+#define PERI_HCLK_HZ	100000000
+#define PERI_PCLK_HZ	100000000
+
+#define AUDIO_HCLK_HZ	100000000
+#define AUDIO_PCLK_HZ	100000000
+
+#define RK3308_PLL_CON(x)	((x) * 0x4)
+#define RK3308_MODE_CON		0xa0
+
+/* RK3308 pll id */
+enum rk3308_pll_id {
+	APLL,
+	DPLL,
+	VPLL0,
+	VPLL1,
+	PLL_COUNT,
+};
+
+struct rk3308_clk_info {
+	unsigned long id;
+	char *name;
+};
+
+/* Private data for the clock driver - used by rockchip_get_cru() */
+struct rk3308_clk_priv {
+	struct rk3308_cru *cru;
+	ulong armclk_hz;
+	ulong dpll_hz;
+	ulong vpll0_hz;
+	ulong vpll1_hz;
+};
+
+struct rk3308_cru {
+	struct rk3308_pll {
+		unsigned int con0;
+		unsigned int con1;
+		unsigned int con2;
+		unsigned int con3;
+		unsigned int con4;
+		unsigned int reserved0[3];
+	} pll[4];
+	unsigned int reserved1[8];
+	unsigned int mode;
+	unsigned int misc;
+	unsigned int reserved2[2];
+	unsigned int glb_cnt_th;
+	unsigned int glb_rst_st;
+	unsigned int glb_srst_fst;
+	unsigned int glb_srst_snd;
+	unsigned int glb_rst_con;
+	unsigned int pll_lock;
+	unsigned int reserved3[6];
+	unsigned int hwffc_con0;
+	unsigned int reserved4;
+	unsigned int hwffc_th;
+	unsigned int hwffc_intst;
+	unsigned int apll_con0_s;
+	unsigned int apll_con1_s;
+	unsigned int clksel_con0_s;
+	unsigned int reserved5;
+	unsigned int clksel_con[74];
+	unsigned int reserved6[54];
+	unsigned int clkgate_con[15];
+	unsigned int reserved7[(0x380 - 0x338) / 4 - 1];
+	unsigned int ssgtbl[32];
+	unsigned int softrst_con[10];
+	unsigned int reserved8[(0x480 - 0x424) / 4 - 1];
+	unsigned int sdmmc_con[2];
+	unsigned int sdio_con[2];
+	unsigned int emmc_con[2];
+};
+
+enum {
+	/* PLLCON0*/
+	PLL_BP_SHIFT		= 15,
+	PLL_POSTDIV1_SHIFT	= 12,
+	PLL_POSTDIV1_MASK	= 7 << PLL_POSTDIV1_SHIFT,
+	PLL_FBDIV_SHIFT		= 0,
+	PLL_FBDIV_MASK		= 0xfff,
+
+	/* PLLCON1 */
+	PLL_PDSEL_SHIFT		= 15,
+	PLL_PD1_SHIFT		= 14,
+	PLL_PD_SHIFT		= 13,
+	PLL_PD_MASK		= 1 << PLL_PD_SHIFT,
+	PLL_DSMPD_SHIFT		= 12,
+	PLL_DSMPD_MASK		= 1 << PLL_DSMPD_SHIFT,
+	PLL_LOCK_STATUS_SHIFT	= 10,
+	PLL_LOCK_STATUS_MASK	= 1 << PLL_LOCK_STATUS_SHIFT,
+	PLL_POSTDIV2_SHIFT	= 6,
+	PLL_POSTDIV2_MASK	= 7 << PLL_POSTDIV2_SHIFT,
+	PLL_REFDIV_SHIFT	= 0,
+	PLL_REFDIV_MASK		= 0x3f,
+
+	/* PLLCON2 */
+	PLL_FOUT4PHASEPD_SHIFT	= 27,
+	PLL_FOUTVCOPD_SHIFT	= 26,
+	PLL_FOUTPOSTDIVPD_SHIFT	= 25,
+	PLL_DACPD_SHIFT		= 24,
+	PLL_FRAC_DIV	= 0xffffff,
+
+	/* CRU_MODE */
+	PLLMUX_FROM_XIN24M	= 0,
+	PLLMUX_FROM_PLL,
+	PLLMUX_FROM_RTC32K,
+	USBPHY480M_MODE_SHIFT	= 8,
+	USBPHY480M_MODE_MASK	= 3 << USBPHY480M_MODE_SHIFT,
+	VPLL1_MODE_SHIFT		= 6,
+	VPLL1_MODE_MASK		= 3 << VPLL1_MODE_SHIFT,
+	VPLL0_MODE_SHIFT		= 4,
+	VPLL0_MODE_MASK		= 3 << VPLL0_MODE_SHIFT,
+	DPLL_MODE_SHIFT		= 2,
+	DPLL_MODE_MASK		= 3 << DPLL_MODE_SHIFT,
+	APLL_MODE_SHIFT		= 0,
+	APLL_MODE_MASK		= 3 << APLL_MODE_SHIFT,
+
+	/* CRU_CLK_SEL0_CON */
+	CORE_ACLK_DIV_SHIFT	= 12,
+	CORE_ACLK_DIV_MASK	= 0x7 << CORE_ACLK_DIV_SHIFT,
+	CORE_DBG_DIV_SHIFT	= 8,
+	CORE_DBG_DIV_MASK	= 0xf << CORE_DBG_DIV_SHIFT,
+	CORE_CLK_PLL_SEL_SHIFT	= 6,
+	CORE_CLK_PLL_SEL_MASK	= 0x3 << CORE_CLK_PLL_SEL_SHIFT,
+	CORE_CLK_PLL_SEL_APLL	= 0,
+	CORE_CLK_PLL_SEL_VPLL0,
+	CORE_CLK_PLL_SEL_VPLL1,
+	CORE_DIV_CON_SHIFT	= 0,
+	CORE_DIV_CON_MASK	= 0x0f << CORE_DIV_CON_SHIFT,
+
+	/* CRU_CLK_SEL5_CON */
+	BUS_PLL_SEL_SHIFT	= 6,
+	BUS_PLL_SEL_MASK	= 0x3 << BUS_PLL_SEL_SHIFT,
+	BUS_PLL_SEL_DPLL	= 0,
+	BUS_PLL_SEL_VPLL0,
+	BUS_PLL_SEL_VPLL1,
+	BUS_ACLK_DIV_SHIFT	= 0,
+	BUS_ACLK_DIV_MASK	= 0x1f << BUS_ACLK_DIV_SHIFT,
+
+	/* CRU_CLK_SEL6_CON */
+	BUS_PCLK_DIV_SHIFT	= 8,
+	BUS_PCLK_DIV_MASK	= 0x1f << BUS_PCLK_DIV_SHIFT,
+	BUS_HCLK_DIV_SHIFT	= 0,
+	BUS_HCLK_DIV_MASK	= 0x1f << BUS_HCLK_DIV_SHIFT,
+
+	/* CRU_CLK_SEL7_CON */
+	CRYPTO_APK_SEL_SHIFT	= 14,
+	CRYPTO_APK_PLL_SEL_MASK	= 3 << CRYPTO_APK_SEL_SHIFT,
+	CRYPTO_PLL_SEL_DPLL	= 0,
+	CRYPTO_PLL_SEL_VPLL0,
+	CRYPTO_PLL_SEL_VPLL1	= 0,
+	CRYPTO_APK_DIV_SHIFT	= 8,
+	CRYPTO_APK_DIV_MASK	= 0x1f << CRYPTO_APK_DIV_SHIFT,
+	CRYPTO_PLL_SEL_SHIFT	= 6,
+	CRYPTO_PLL_SEL_MASK	= 3 << CRYPTO_PLL_SEL_SHIFT,
+	CRYPTO_DIV_SHIFT	= 0,
+	CRYPTO_DIV_MASK		= 0x1f << CRYPTO_DIV_SHIFT,
+
+	/* CRU_CLK_SEL8_CON */
+	DCLK_VOP_SEL_SHIFT	= 14,
+	DCLK_VOP_SEL_MASK	= 0x3 << DCLK_VOP_SEL_SHIFT,
+	DCLK_VOP_SEL_DIVOUT	= 0,
+	DCLK_VOP_SEL_FRACOUT,
+	DCLK_VOP_SEL_24M,
+	DCLK_VOP_PLL_SEL_SHIFT	= 10,
+	DCLK_VOP_PLL_SEL_MASK	= 0x3 << DCLK_VOP_PLL_SEL_SHIFT,
+	DCLK_VOP_PLL_SEL_DPLL	= 0,
+	DCLK_VOP_PLL_SEL_VPLL0,
+	DCLK_VOP_PLL_SEL_VPLL1,
+	DCLK_VOP_DIV_SHIFT	= 0,
+	DCLK_VOP_DIV_MASK	= 0xff,
+
+	/* CRU_CLK_SEL25_CON */
+	/* CRU_CLK_SEL26_CON */
+	/* CRU_CLK_SEL27_CON */
+	/* CRU_CLK_SEL28_CON */
+	CLK_I2C_PLL_SEL_SHIFT		= 14,
+	CLK_I2C_PLL_SEL_MASK		= 0x3 << CLK_I2C_PLL_SEL_SHIFT,
+	CLK_I2C_PLL_SEL_DPLL		= 0,
+	CLK_I2C_PLL_SEL_VPLL0,
+	CLK_I2C_PLL_SEL_24M,
+	CLK_I2C_DIV_CON_SHIFT		= 0,
+	CLK_I2C_DIV_CON_MASK		= 0x7f << CLK_I2C_DIV_CON_SHIFT,
+
+	/* CRU_CLK_SEL29_CON */
+	CLK_PWM_PLL_SEL_SHIFT		= 14,
+	CLK_PWM_PLL_SEL_MASK		= 0x3 << CLK_PWM_PLL_SEL_SHIFT,
+	CLK_PWM_PLL_SEL_DPLL		= 0,
+	CLK_PWM_PLL_SEL_VPLL0,
+	CLK_PWM_PLL_SEL_24M,
+	CLK_PWM_DIV_CON_SHIFT		= 0,
+	CLK_PWM_DIV_CON_MASK		= 0x7f << CLK_PWM_DIV_CON_SHIFT,
+
+	/* CRU_CLK_SEL30_CON */
+	/* CRU_CLK_SEL31_CON */
+	/* CRU_CLK_SEL32_CON */
+	CLK_SPI_PLL_SEL_SHIFT		= 14,
+	CLK_SPI_PLL_SEL_MASK		= 0x3 << CLK_SPI_PLL_SEL_SHIFT,
+	CLK_SPI_PLL_SEL_DPLL		= 0,
+	CLK_SPI_PLL_SEL_VPLL0,
+	CLK_SPI_PLL_SEL_24M,
+	CLK_SPI_DIV_CON_SHIFT		= 0,
+	CLK_SPI_DIV_CON_MASK		= 0x7f << CLK_SPI_DIV_CON_SHIFT,
+
+	/* CRU_CLK_SEL34_CON */
+	CLK_SARADC_DIV_CON_SHIFT	= 0,
+	CLK_SARADC_DIV_CON_MASK		= 0x7ff << CLK_SARADC_DIV_CON_SHIFT,
+
+	/* CRU_CLK_SEL36_CON */
+	PERI_PLL_SEL_SHIFT	= 6,
+	PERI_PLL_SEL_MASK	= 0x3 << PERI_PLL_SEL_SHIFT,
+	PERI_PLL_DPLL		= 0,
+	PERI_PLL_VPLL0,
+	PERI_PLL_VPLL1,
+	PERI_ACLK_DIV_SHIFT	= 0,
+	PERI_ACLK_DIV_MASK	= 0x1f << PERI_ACLK_DIV_SHIFT,
+
+	/* CRU_CLK_SEL37_CON */
+	PERI_PCLK_DIV_SHIFT	= 8,
+	PERI_PCLK_DIV_MASK	= 0x1f << PERI_PCLK_DIV_SHIFT,
+	PERI_HCLK_DIV_SHIFT	= 0,
+	PERI_HCLK_DIV_MASK	= 0x1f << PERI_HCLK_DIV_SHIFT,
+
+	/* CRU_CLKSEL41_CON */
+	EMMC_CLK_SEL_SHIFT	= 15,
+	EMMC_CLK_SEL_MASK	= 1 << EMMC_CLK_SEL_SHIFT,
+	EMMC_CLK_SEL_EMMC	= 0,
+	EMMC_CLK_SEL_EMMC_DIV50,
+	EMMC_PLL_SHIFT		= 8,
+	EMMC_PLL_MASK		= 0x3 << EMMC_PLL_SHIFT,
+	EMMC_SEL_DPLL		= 0,
+	EMMC_SEL_VPLL0,
+	EMMC_SEL_VPLL1,
+	EMMC_SEL_24M,
+	EMMC_DIV_SHIFT		= 0,
+	EMMC_DIV_MASK		= 0xff << EMMC_DIV_SHIFT,
+
+	/* CRU_CLKSEL43_CON */
+	MAC_CLK_SPEED_SEL_SHIFT = 15,
+	MAC_CLK_SPEED_SEL_MASK = 1 << MAC_CLK_SPEED_SEL_SHIFT,
+	MAC_CLK_SPEED_SEL_10M = 0,
+	MAC_CLK_SPEED_SEL_100M,
+	MAC_CLK_SOURCE_SEL_SHIFT = 14,
+	MAC_CLK_SOURCE_SEL_MASK = 1 << MAC_CLK_SOURCE_SEL_SHIFT,
+	MAC_CLK_SOURCE_SEL_INTERNAL	= 0,
+	MAC_CLK_SOURCE_SEL_EXTERNAL,
+	MAC_PLL_SHIFT		= 6,
+	MAC_PLL_MASK		= 0x3 << MAC_PLL_SHIFT,
+	MAC_SEL_DPLL		= 0,
+	MAC_SEL_VPLL0,
+	MAC_SEL_VPLL1,
+	MAC_DIV_SHIFT		= 0,
+	MAC_DIV_MASK		= 0x1f << MAC_DIV_SHIFT,
+
+	/* CRU_CLK_SEL45_CON */
+	AUDIO_PCLK_DIV_SHIFT	= 8,
+	AUDIO_PCLK_DIV_MASK	= 0x1f << AUDIO_PCLK_DIV_SHIFT,
+	AUDIO_PLL_SEL_SHIFT	= 6,
+	AUDIO_PLL_SEL_MASK	= 0x3 << AUDIO_PLL_SEL_SHIFT,
+	AUDIO_PLL_VPLL0		= 0,
+	AUDIO_PLL_VPLL1,
+	AUDIO_PLL_24M,
+	AUDIO_HCLK_DIV_SHIFT	= 0,
+	AUDIO_HCLK_DIV_MASK	= 0x1f << AUDIO_HCLK_DIV_SHIFT,
+};
+
+check_member(rk3308_cru, emmc_con[1], 0x494);
+
+#endif
diff --git a/arch/arm/include/asm/arch-rk3308/gpio.h b/arch/arm/include/asm/arch-rk3308/gpio.h
new file mode 100644
index 0000000000..eca79d5159
--- /dev/null
+++ b/arch/arm/include/asm/arch-rk3308/gpio.h
@@ -0,0 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2019 Rockchip Electronics Co., Ltd
+ */
+
+#ifndef __ASM_ARCH_GPIO_H__
+#define __ASM_ARCH_GPIO_H__
+
+#include <asm/arch-rockchip/gpio.h>
+
+#endif
diff --git a/arch/arm/include/asm/arch-rk3308/grf_rk3308.h b/arch/arm/include/asm/arch-rk3308/grf_rk3308.h
new file mode 100644
index 0000000000..3e68626d3e
--- /dev/null
+++ b/arch/arm/include/asm/arch-rk3308/grf_rk3308.h
@@ -0,0 +1,197 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ *Copyright 2019 Rockchip Electronics Co., Ltd.
+ */
+#ifndef _ASM_ARCH_GRF_rk3308_H
+#define _ASM_ARCH_GRF_rk3308_H
+
+#include <common.h>
+
+struct rk3308_grf {
+	unsigned int gpio0a_iomux;
+	unsigned int reserved0;
+	unsigned int gpio0b_iomux;
+	unsigned int reserved1;
+	unsigned int gpio0c_iomux;
+	unsigned int reserved2[3];
+	unsigned int gpio1a_iomux;
+	unsigned int reserved3;
+	unsigned int gpio1bl_iomux;
+	unsigned int gpio1bh_iomux;
+	unsigned int gpio1cl_iomux;
+	unsigned int gpio1ch_iomux;
+	unsigned int gpio1d_iomux;
+	unsigned int reserved4;
+	unsigned int gpio2a_iomux;
+	unsigned int reserved5;
+	unsigned int gpio2b_iomux;
+	unsigned int reserved6;
+	unsigned int gpio2c_iomux;
+	unsigned int reserved7[3];
+	unsigned int gpio3a_iomux;
+	unsigned int reserved8;
+	unsigned int gpio3b_iomux;
+	unsigned int reserved9[5];
+	unsigned int gpio4a_iomux;
+	unsigned int reserved33;
+	unsigned int gpio4b_iomux;
+	unsigned int reserved10;
+	unsigned int gpio4c_iomux;
+	unsigned int reserved11;
+	unsigned int gpio4d_iomux;
+	unsigned int reserved34;
+	unsigned int gpio0a_p;
+	unsigned int gpio0b_p;
+	unsigned int gpio0c_p;
+	unsigned int reserved12;
+	unsigned int gpio1a_p;
+	unsigned int gpio1b_p;
+	unsigned int gpio1c_p;
+	unsigned int gpio1d_p;
+	unsigned int gpio2a_p;
+	unsigned int gpio2b_p;
+	unsigned int gpio2c_p;
+	unsigned int reserved13;
+	unsigned int gpio3a_p;
+	unsigned int gpio3b_p;
+	unsigned int reserved14[2];
+	unsigned int gpio4a_p;
+	unsigned int gpio4b_p;
+	unsigned int gpio4c_p;
+	unsigned int gpio4d_p;
+	unsigned int reserved15[(0x100 - 0xec) / 4 - 1];
+	unsigned int gpio0a_e;
+	unsigned int gpio0b_e;
+	unsigned int gpio0c_e;
+	unsigned int reserved16;
+	unsigned int gpio1a_e;
+	unsigned int gpio1b_e;
+	unsigned int gpio1c_e;
+	unsigned int gpio1d_e;
+	unsigned int gpio2a_e;
+	unsigned int gpio2b_e;
+	unsigned int gpio2c_e;
+	unsigned int reserved17;
+	unsigned int gpio3a_e;
+	unsigned int gpio3b_e;
+	unsigned int reserved18[2];
+	unsigned int gpio4a_e;
+	unsigned int gpio4b_e;
+	unsigned int gpio4c_e;
+	unsigned int gpio4d_e;
+	unsigned int gpio0a_sr;
+	unsigned int gpio0b_sr;
+	unsigned int gpio0c_sr;
+	unsigned int reserved19;
+	unsigned int gpio1a_sr;
+	unsigned int gpio1b_sr;
+	unsigned int gpio1c_sr;
+	unsigned int gpio1d_sr;
+	unsigned int gpio2a_sr;
+	unsigned int gpio2b_sr;
+	unsigned int gpio2c_sr;
+	unsigned int reserved20;
+	unsigned int gpio3a_sr;
+	unsigned int gpio3b_sr;
+	unsigned int reserved21[2];
+	unsigned int gpio4a_sr;
+	unsigned int gpio4b_sr;
+	unsigned int gpio4c_sr;
+	unsigned int gpio4d_sr;
+	unsigned int gpio0a_smt;
+	unsigned int gpio0b_smt;
+	unsigned int gpio0c_smt;
+	unsigned int reserved22;
+	unsigned int gpio1a_smt;
+	unsigned int gpio1b_smt;
+	unsigned int gpio1c_smt;
+	unsigned int gpio1d_smt;
+	unsigned int gpio2a_smt;
+	unsigned int gpio2b_smt;
+	unsigned int gpio2c_smt;
+	unsigned int reserved23;
+	unsigned int gpio3a_smt;
+	unsigned int gpio3b_smt;
+	unsigned int reserved35[2];
+	unsigned int gpio4a_smt;
+	unsigned int gpio4b_smt;
+	unsigned int gpio4c_smt;
+	unsigned int gpio4d_smt;
+	unsigned int reserved24[(0x300 - 0x1EC) / 4 - 1];
+	unsigned int soc_con0;
+	unsigned int soc_con1;
+	unsigned int soc_con2;
+	unsigned int soc_con3;
+	unsigned int soc_con4;
+	unsigned int soc_con5;
+	unsigned int soc_con6;
+	unsigned int soc_con7;
+	unsigned int soc_con8;
+	unsigned int soc_con9;
+	unsigned int soc_con10;
+	unsigned int reserved25[(0x380 - 0x328) / 4 - 1];
+	unsigned int soc_status0;
+	unsigned int reserved26[(0x400 - 0x380) / 4 - 1];
+	unsigned int cpu_con0;
+	unsigned int cpu_con1;
+	unsigned int cpu_con2;
+	unsigned int reserved27[(0x420 - 0x408) / 4 - 1];
+	unsigned int cpu_status0;
+	unsigned int cpu_status1;
+	unsigned int reserved28[(0x440 - 0x424) / 4 - 1];
+	unsigned int pvtm_con0;
+	unsigned int pvtm_con1;
+	unsigned int pvtm_status0;
+	unsigned int pvtm_status1;
+	unsigned int reserved29[(0x460 - 0x44C) / 4 - 1];
+	unsigned int tsadc_tbl;
+	unsigned int tsadc_tbh;
+	unsigned int reserved30[(0x480 - 0x464) / 4 - 1];
+	unsigned int host0_con0;
+	unsigned int host0_con1;
+	unsigned int otg_con0;
+	unsigned int host0_status0;
+	unsigned int reserved31[(0x4a0 - 0x48C) / 4 - 1];
+	unsigned int mac_con0;
+	unsigned int upctrl_con0;
+	unsigned int upctrl_status0;
+	unsigned int reserved32[(0x500 - 0x4A8) / 4 - 1];
+	unsigned int os_reg0;
+	unsigned int os_reg1;
+	unsigned int os_reg2;
+	unsigned int os_reg3;
+	unsigned int os_reg4;
+	unsigned int os_reg5;
+	unsigned int os_reg6;
+	unsigned int os_reg7;
+	unsigned int os_reg8;
+	unsigned int os_reg9;
+	unsigned int os_reg10;
+	unsigned int os_reg11;
+	unsigned int reserved38[(0x600 - 0x52c) / 4 - 1];
+	unsigned int soc_con12;
+	unsigned int reserved39;
+	unsigned int soc_con13;
+	unsigned int soc_con14;
+	unsigned int soc_con15;
+	unsigned int reserved40[(0x800 - 0x610) / 4 - 1];
+	unsigned int chip_id;
+};
+check_member(rk3308_grf, gpio0a_p, 0xa0);
+
+struct rk3308_sgrf {
+	unsigned int soc_con0;
+	unsigned int soc_con1;
+	unsigned int con_tzma_r0size;
+	unsigned int con_secure0;
+	unsigned int reserved0;
+	unsigned int clk_timer_en;
+	unsigned int clkgat_con;
+	unsigned int fastboot_addr;
+	unsigned int fastboot_en;
+	unsigned int reserved1[(0x30 - 0x24) / 4];
+	unsigned int srst_con;
+};
+check_member(rk3308_sgrf, fastboot_en, 0x20);
+
+#endif