rockchip: rk3368: Add core start-up code for RK3368

The RK3368 is an octa-core Cortex-A53 SoC from Rockchip.
This adds basic support to chain-load U-Boot from Rockchip's
miniloader.

Signed-off-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

2 files changed, 433 insertions, 0 deletions

diff --git a/include/configs/rk3368_common.h b/include/configs/rk3368_common.h
new file mode 100644
index 0000000000..8ebf2324c5
--- /dev/null
+++ b/include/configs/rk3368_common.h
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2016 Andreas Färber
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#ifndef __CONFIG_RK3368_COMMON_H
+#define __CONFIG_RK3368_COMMON_H
+
+#define CONFIG_SYS_CACHELINE_SIZE	64
+
+#include <asm/arch/hardware.h>
+#include <linux/sizes.h>
+
+#define CONFIG_NR_DRAM_BANKS		1
+#define CONFIG_SYS_MAXARGS		16
+#define CONFIG_BAUDRATE			115200
+#define CONFIG_SYS_MALLOC_LEN		(32 << 20)
+#define CONFIG_SYS_CBSIZE		1024
+#define CONFIG_SKIP_LOWLEVEL_INIT
+
+#define CONFIG_SYS_NS16550_MEM32
+
+#define CONFIG_SYS_TEXT_BASE		0x00200000
+#define CONFIG_SYS_INIT_SP_ADDR		0x00300000
+#define CONFIG_SYS_LOAD_ADDR		0x00280000
+
+#define CONFIG_BOUNCE_BUFFER
+
+#ifndef CONFIG_SPL_BUILD
+#define ENV_MEM_LAYOUT_SETTINGS \
+	"scriptaddr=0x00500000\0" \
+	"pxefile_addr_r=0x00600000\0" \
+	"fdt_addr_r=0x5600000\0" \
+	"kernel_addr_r=0x280000\0" \
+	"ramdisk_addr_r=0x5bf0000\0"
+
+#include <config_distro_defaults.h>
+
+#define BOOT_TARGET_DEVICES(func)
+
+#include <config_distro_bootcmd.h>
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	BOOTENV
+
+#endif
+
+#endif
diff --git a/include/dt-bindings/clock/rk3368-cru.h b/include/dt-bindings/clock/rk3368-cru.h
new file mode 100644
index 0000000000..9c5dd9ba2f
--- /dev/null
+++ b/include/dt-bindings/clock/rk3368-cru.h
@@ -0,0 +1,384 @@
+/*
+ * Copyright (c) 2015 Heiko Stuebner <heiko@sntech.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef _DT_BINDINGS_CLK_ROCKCHIP_RK3368_H
+#define _DT_BINDINGS_CLK_ROCKCHIP_RK3368_H
+
+/* core clocks */
+#define PLL_APLLB		1
+#define PLL_APLLL		2
+#define PLL_DPLL		3
+#define PLL_CPLL		4
+#define PLL_GPLL		5
+#define PLL_NPLL		6
+#define ARMCLKB			7
+#define ARMCLKL			8
+
+/* sclk gates (special clocks) */
+#define SCLK_GPU_CORE		64
+#define SCLK_SPI0		65
+#define SCLK_SPI1		66
+#define SCLK_SPI2		67
+#define SCLK_SDMMC		68
+#define SCLK_SDIO0		69
+#define SCLK_EMMC		71
+#define SCLK_TSADC		72
+#define SCLK_SARADC		73
+#define SCLK_NANDC0		75
+#define SCLK_UART0		77
+#define SCLK_UART1		78
+#define SCLK_UART2		79
+#define SCLK_UART3		80
+#define SCLK_UART4		81
+#define SCLK_I2S_8CH		82
+#define SCLK_SPDIF_8CH		83
+#define SCLK_I2S_2CH		84
+#define SCLK_TIMER0		85
+#define SCLK_TIMER1		86
+#define SCLK_TIMER2		87
+#define SCLK_TIMER3		88
+#define SCLK_TIMER4		89
+#define SCLK_TIMER5		90
+#define SCLK_TIMER6		91
+#define SCLK_OTGPHY0		93
+#define SCLK_OTG_ADP		96
+#define SCLK_HSICPHY480M	97
+#define SCLK_HSICPHY12M		98
+#define SCLK_MACREF		99
+#define SCLK_VOP0_PWM		100
+#define SCLK_MAC_RX		102
+#define SCLK_MAC_TX		103
+#define SCLK_EDP_24M		104
+#define SCLK_EDP		105
+#define SCLK_RGA		106
+#define SCLK_ISP		107
+#define SCLK_HDCP		108
+#define SCLK_HDMI_HDCP		109
+#define SCLK_HDMI_CEC		110
+#define SCLK_HEVC_CABAC		111
+#define SCLK_HEVC_CORE		112
+#define SCLK_I2S_8CH_OUT	113
+#define SCLK_SDMMC_DRV		114
+#define SCLK_SDIO0_DRV		115
+#define SCLK_EMMC_DRV		117
+#define SCLK_SDMMC_SAMPLE	118
+#define SCLK_SDIO0_SAMPLE	119
+#define SCLK_EMMC_SAMPLE	121
+#define SCLK_USBPHY480M		122
+#define SCLK_PVTM_CORE		123
+#define SCLK_PVTM_GPU		124
+#define SCLK_PVTM_PMU		125
+#define SCLK_SFC		126
+#define SCLK_MAC		127
+#define SCLK_MACREF_OUT		128
+
+#define DCLK_VOP		190
+#define MCLK_CRYPTO		191
+
+/* aclk gates */
+#define ACLK_GPU_MEM		192
+#define ACLK_GPU_CFG		193
+#define ACLK_DMAC_BUS		194
+#define ACLK_DMAC_PERI		195
+#define ACLK_PERI_MMU		196
+#define ACLK_GMAC		197
+#define ACLK_VOP		198
+#define ACLK_VOP_IEP		199
+#define ACLK_RGA		200
+#define ACLK_HDCP		201
+#define ACLK_IEP		202
+#define ACLK_VIO0_NOC		203
+#define ACLK_VIP		204
+#define ACLK_ISP		205
+#define ACLK_VIO1_NOC		206
+#define ACLK_VIDEO		208
+#define ACLK_BUS		209
+#define ACLK_PERI		210
+
+/* pclk gates */
+#define PCLK_GPIO0		320
+#define PCLK_GPIO1		321
+#define PCLK_GPIO2		322
+#define PCLK_GPIO3		323
+#define PCLK_PMUGRF		324
+#define PCLK_MAILBOX		325
+#define PCLK_GRF		329
+#define PCLK_SGRF		330
+#define PCLK_PMU		331
+#define PCLK_I2C0		332
+#define PCLK_I2C1		333
+#define PCLK_I2C2		334
+#define PCLK_I2C3		335
+#define PCLK_I2C4		336
+#define PCLK_I2C5		337
+#define PCLK_SPI0		338
+#define PCLK_SPI1		339
+#define PCLK_SPI2		340
+#define PCLK_UART0		341
+#define PCLK_UART1		342
+#define PCLK_UART2		343
+#define PCLK_UART3		344
+#define PCLK_UART4		345
+#define PCLK_TSADC		346
+#define PCLK_SARADC		347
+#define PCLK_SIM		348
+#define PCLK_GMAC		349
+#define PCLK_PWM0		350
+#define PCLK_PWM1		351
+#define PCLK_TIMER0		353
+#define PCLK_TIMER1		354
+#define PCLK_EDP_CTRL		355
+#define PCLK_MIPI_DSI0		356
+#define PCLK_MIPI_CSI		358
+#define PCLK_HDCP		359
+#define PCLK_HDMI_CTRL		360
+#define PCLK_VIO_H2P		361
+#define PCLK_BUS		362
+#define PCLK_PERI		363
+#define PCLK_DDRUPCTL		364
+#define PCLK_DDRPHY		365
+#define PCLK_ISP		366
+#define PCLK_VIP		367
+#define PCLK_WDT		368
+
+/* hclk gates */
+#define HCLK_SFC		448
+#define HCLK_OTG0		449
+#define HCLK_HOST0		450
+#define HCLK_HOST1		451
+#define HCLK_HSIC		452
+#define HCLK_NANDC0		453
+#define HCLK_TSP		455
+#define HCLK_SDMMC		456
+#define HCLK_SDIO0		457
+#define HCLK_EMMC		459
+#define HCLK_HSADC		460
+#define HCLK_CRYPTO		461
+#define HCLK_I2S_2CH		462
+#define HCLK_I2S_8CH		463
+#define HCLK_SPDIF		464
+#define HCLK_VOP		465
+#define HCLK_ROM		467
+#define HCLK_IEP		468
+#define HCLK_ISP		469
+#define HCLK_RGA		470
+#define HCLK_VIO_AHB_ARBI	471
+#define HCLK_VIO_NOC		472
+#define HCLK_VIP		473
+#define HCLK_VIO_H2P		474
+#define HCLK_VIO_HDCPMMU	475
+#define HCLK_VIDEO		476
+#define HCLK_BUS		477
+#define HCLK_PERI		478
+
+#define CLK_NR_CLKS		(HCLK_PERI + 1)
+
+/* soft-reset indices */
+#define SRST_CORE_B0		0
+#define SRST_CORE_B1		1
+#define SRST_CORE_B2		2
+#define SRST_CORE_B3		3
+#define SRST_CORE_B0_PO		4
+#define SRST_CORE_B1_PO		5
+#define SRST_CORE_B2_PO		6
+#define SRST_CORE_B3_PO		7
+#define SRST_L2_B		8
+#define SRST_ADB_B		9
+#define SRST_PD_CORE_B_NIU	10
+#define SRST_PDBUS_STRSYS	11
+#define SRST_SOCDBG_B		14
+#define SRST_CORE_B_DBG		15
+
+#define SRST_DMAC1		18
+#define SRST_INTMEM		19
+#define SRST_ROM		20
+#define SRST_SPDIF8CH		21
+#define SRST_I2S8CH		23
+#define SRST_MAILBOX		24
+#define SRST_I2S2CH		25
+#define SRST_EFUSE_256		26
+#define SRST_MCU_SYS		28
+#define SRST_MCU_PO		29
+#define SRST_MCU_NOC		30
+#define SRST_EFUSE		31
+
+#define SRST_GPIO0		32
+#define SRST_GPIO1		33
+#define SRST_GPIO2		34
+#define SRST_GPIO3		35
+#define SRST_GPIO4		36
+#define SRST_PMUGRF		41
+#define SRST_I2C0		42
+#define SRST_I2C1		43
+#define SRST_I2C2		44
+#define SRST_I2C3		45
+#define SRST_I2C4		46
+#define SRST_I2C5		47
+
+#define SRST_DWPWM		48
+#define SRST_MMC_PERI		49
+#define SRST_PERIPH_MMU		50
+#define SRST_GRF		55
+#define SRST_PMU		56
+#define SRST_PERIPH_AXI		57
+#define SRST_PERIPH_AHB		58
+#define SRST_PERIPH_APB		59
+#define SRST_PERIPH_NIU		60
+#define SRST_PDPERI_AHB_ARBI	61
+#define SRST_EMEM		62
+#define SRST_USB_PERI		63
+
+#define SRST_DMAC2		64
+#define SRST_MAC		66
+#define SRST_GPS		67
+#define SRST_RKPWM		69
+#define SRST_USBHOST0		72
+#define SRST_HSIC		73
+#define SRST_HSIC_AUX		74
+#define SRST_HSIC_PHY		75
+#define SRST_HSADC		76
+#define SRST_NANDC0		77
+#define SRST_SFC		79
+
+#define SRST_SPI0		83
+#define SRST_SPI1		84
+#define SRST_SPI2		85
+#define SRST_SARADC		87
+#define SRST_PDALIVE_NIU	88
+#define SRST_PDPMU_INTMEM	89
+#define SRST_PDPMU_NIU		90
+#define SRST_SGRF		91
+
+#define SRST_VIO_ARBI		96
+#define SRST_RGA_NIU		97
+#define SRST_VIO0_NIU_AXI	98
+#define SRST_VIO_NIU_AHB	99
+#define SRST_LCDC0_AXI		100
+#define SRST_LCDC0_AHB		101
+#define SRST_LCDC0_DCLK		102
+#define SRST_VIP		104
+#define SRST_RGA_CORE		105
+#define SRST_IEP_AXI		106
+#define SRST_IEP_AHB		107
+#define SRST_RGA_AXI		108
+#define SRST_RGA_AHB		109
+#define SRST_ISP		110
+#define SRST_EDP_24M		111
+
+#define SRST_VIDEO_AXI		112
+#define SRST_VIDEO_AHB		113
+#define SRST_MIPIDPHYTX		114
+#define SRST_MIPIDSI0		115
+#define SRST_MIPIDPHYRX		116
+#define SRST_MIPICSI		117
+#define SRST_GPU		120
+#define SRST_HDMI		121
+#define SRST_EDP		122
+#define SRST_PMU_PVTM		123
+#define SRST_CORE_PVTM		124
+#define SRST_GPU_PVTM		125
+#define SRST_GPU_SYS		126
+#define SRST_GPU_MEM_NIU	127
+
+#define SRST_MMC0		128
+#define SRST_SDIO0		129
+#define SRST_EMMC		131
+#define SRST_USBOTG_AHB		132
+#define SRST_USBOTG_PHY		133
+#define SRST_USBOTG_CON		134
+#define SRST_USBHOST0_AHB	135
+#define SRST_USBHOST0_PHY	136
+#define SRST_USBHOST0_CON	137
+#define SRST_USBOTG_UTMI	138
+#define SRST_USBHOST1_UTMI	139
+#define SRST_USB_ADP		141
+
+#define SRST_CORESIGHT		144
+#define SRST_PD_CORE_AHB_NOC	145
+#define SRST_PD_CORE_APB_NOC	146
+#define SRST_GIC		148
+#define SRST_LCDC_PWM0		149
+#define SRST_RGA_H2P_BRG	153
+#define SRST_VIDEO		154
+#define SRST_GPU_CFG_NIU	157
+#define SRST_TSADC		159
+
+#define SRST_DDRPHY0		160
+#define SRST_DDRPHY0_APB	161
+#define SRST_DDRCTRL0		162
+#define SRST_DDRCTRL0_APB	163
+#define SRST_VIDEO_NIU		165
+#define SRST_VIDEO_NIU_AHB	167
+#define SRST_DDRMSCH0		170
+#define SRST_PDBUS_AHB		173
+#define SRST_CRYPTO		174
+
+#define SRST_UART0		179
+#define SRST_UART1		180
+#define SRST_UART2		181
+#define SRST_UART3		182
+#define SRST_UART4		183
+#define SRST_SIMC		186
+#define SRST_TSP		188
+#define SRST_TSP_CLKIN0		189
+
+#define SRST_CORE_L0		192
+#define SRST_CORE_L1		193
+#define SRST_CORE_L2		194
+#define SRST_CORE_L3		195
+#define SRST_CORE_L0_PO		195
+#define SRST_CORE_L1_PO		197
+#define SRST_CORE_L2_PO		198
+#define SRST_CORE_L3_PO		199
+#define SRST_L2_L		200
+#define SRST_ADB_L		201
+#define SRST_PD_CORE_L_NIU	202
+#define SRST_CCI_SYS		203
+#define SRST_CCI_DDR		204
+#define SRST_CCI		205
+#define SRST_SOCDBG_L		206
+#define SRST_CORE_L_DBG		207
+
+#define SRST_CORE_B0_NC		208
+#define SRST_CORE_B0_PO_NC	209
+#define SRST_L2_B_NC		210
+#define SRST_ADB_B_NC		211
+#define SRST_PD_CORE_B_NIU_NC	212
+#define SRST_PDBUS_STRSYS_NC	213
+#define SRST_CORE_L0_NC		214
+#define SRST_CORE_L0_PO_NC	215
+#define SRST_L2_L_NC		216
+#define SRST_ADB_L_NC		217
+#define SRST_PD_CORE_L_NIU_NC	218
+#define SRST_CCI_SYS_NC		219
+#define SRST_CCI_DDR_NC		220
+#define SRST_CCI_NC		221
+#define SRST_TRACE_NC		222
+
+#define SRST_TIMER00		224
+#define SRST_TIMER01		225
+#define SRST_TIMER02		226
+#define SRST_TIMER03		227
+#define SRST_TIMER04		228
+#define SRST_TIMER05		229
+#define SRST_TIMER10		230
+#define SRST_TIMER11		231
+#define SRST_TIMER12		232
+#define SRST_TIMER13		233
+#define SRST_TIMER14		234
+#define SRST_TIMER15		235
+#define SRST_TIMER0_APB		236
+#define SRST_TIMER1_APB		237
+
+#endif