SPL: ARM: spear: Add SPL support for SPEAr600 platform
This patch adds SPL support for SPEAr600. Currently only SNOR
(Serial NOR) flash support is included. Other boot devices
(NAND, MMC, USB ...) may be added with later patches.
Tested on the STM SPEAr600 evaluation and x600 SPEAr600 boards.
Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Amit Virdi <amit.virdi@st.com>
Cc: Vipin Kumar <vipin.kumar@st.com>
diff --git a/arch/arm/include/asm/arch-spear/hardware.h b/arch/arm/include/asm/arch-spear/hardware.h
index 0012dd7..8150911 100644
--- a/arch/arm/include/asm/arch-spear/hardware.h
+++ b/arch/arm/include/asm/arch-spear/hardware.h
@@ -24,37 +24,54 @@
#ifndef _ASM_ARCH_HARDWARE_H
#define _ASM_ARCH_HARDWARE_H
-#define CONFIG_SYS_USBD_BASE (0xE1100000)
-#define CONFIG_SYS_PLUG_BASE (0xE1200000)
-#define CONFIG_SYS_FIFO_BASE (0xE1000800)
-#define CONFIG_SYS_SMI_BASE (0xFC000000)
-#define CONFIG_SPEAR_SYSCNTLBASE (0xFCA00000)
-#define CONFIG_SPEAR_TIMERBASE (0xFC800000)
-#define CONFIG_SPEAR_MISCBASE (0xFCA80000)
+#define CONFIG_SYS_USBD_BASE 0xE1100000
+#define CONFIG_SYS_PLUG_BASE 0xE1200000
+#define CONFIG_SYS_FIFO_BASE 0xE1000800
+#define CONFIG_SYS_SMI_BASE 0xFC000000
+#define CONFIG_SPEAR_SYSCNTLBASE 0xFCA00000
+#define CONFIG_SPEAR_TIMERBASE 0xFC800000
+#define CONFIG_SPEAR_MISCBASE 0xFCA80000
#define CONFIG_SPEAR_ETHBASE 0xE0800000
+#define CONFIG_SPEAR_MPMCBASE 0xFC600000
+#define CONFIG_SSP1_BASE 0xD0100000
+#define CONFIG_SSP2_BASE 0xD0180000
+#define CONFIG_SSP3_BASE 0xD8180000
+#define CONFIG_GPIO_BASE 0xD8100000
#define CONFIG_SYS_NAND_CLE (1 << 16)
#define CONFIG_SYS_NAND_ALE (1 << 17)
#if defined(CONFIG_SPEAR600)
-#define CONFIG_SYS_I2C_BASE (0xD0200000)
-#define CONFIG_SYS_FSMC_BASE (0xD1800000)
+#define CONFIG_SYS_I2C_BASE 0xD0200000
+#define CONFIG_SYS_FSMC_BASE 0xD1800000
+#define CONFIG_FSMC_NAND_BASE 0xD2000000
+
+#define CONFIG_SPEAR_BOOTSTRAPCFG 0xFCA80000
+#define CONFIG_SPEAR_BOOTSTRAPSHFT 16
+#define CONFIG_SPEAR_BOOTSTRAPMASK 0xB
+#define CONFIG_SPEAR_ONLYSNORBOOT 0xA
+#define CONFIG_SPEAR_NORNANDBOOT 0xB
+#define CONFIG_SPEAR_NORNAND8BOOT 0x8
+#define CONFIG_SPEAR_NORNAND16BOOT 0x9
+#define CONFIG_SPEAR_USBBOOT 0x8
+
+#define CONFIG_SPEAR_MPMCREGS 100
#elif defined(CONFIG_SPEAR300)
-#define CONFIG_SYS_I2C_BASE (0xD0180000)
-#define CONFIG_SYS_FSMC_BASE (0x94000000)
+#define CONFIG_SYS_I2C_BASE 0xD0180000
+#define CONFIG_SYS_FSMC_BASE 0x94000000
#elif defined(CONFIG_SPEAR310)
-#define CONFIG_SYS_I2C_BASE (0xD0180000)
-#define CONFIG_SYS_FSMC_BASE (0x44000000)
+#define CONFIG_SYS_I2C_BASE 0xD0180000
+#define CONFIG_SYS_FSMC_BASE 0x44000000
#undef CONFIG_SYS_NAND_CLE
#undef CONFIG_SYS_NAND_ALE
#define CONFIG_SYS_NAND_CLE (1 << 17)
#define CONFIG_SYS_NAND_ALE (1 << 16)
-#define CONFIG_SPEAR_EMIBASE (0x4F000000)
-#define CONFIG_SPEAR_RASBASE (0xB4000000)
+#define CONFIG_SPEAR_EMIBASE 0x4F000000
+#define CONFIG_SPEAR_RASBASE 0xB4000000
#define CONFIG_SYS_MACB0_BASE 0xB0000000
#define CONFIG_SYS_MACB1_BASE 0xB0800000
@@ -62,11 +79,11 @@
#define CONFIG_SYS_MACB3_BASE 0xB1800000
#elif defined(CONFIG_SPEAR320)
-#define CONFIG_SYS_I2C_BASE (0xD0180000)
-#define CONFIG_SYS_FSMC_BASE (0x4C000000)
+#define CONFIG_SYS_I2C_BASE 0xD0180000
+#define CONFIG_SYS_FSMC_BASE 0x4C000000
-#define CONFIG_SPEAR_EMIBASE (0x40000000)
-#define CONFIG_SPEAR_RASBASE (0xB3000000)
+#define CONFIG_SPEAR_EMIBASE 0x40000000
+#define CONFIG_SPEAR_RASBASE 0xB3000000
#define CONFIG_SYS_MACB0_BASE 0xAA000000
diff --git a/arch/arm/include/asm/arch-spear/spr_defs.h b/arch/arm/include/asm/arch-spear/spr_defs.h
index 0ddce62..71d64a1 100644
--- a/arch/arm/include/asm/arch-spear/spr_defs.h
+++ b/arch/arm/include/asm/arch-spear/spr_defs.h
@@ -28,6 +28,30 @@
extern void setfreq(unsigned int, unsigned int);
extern unsigned int setfreq_sz;
+void plat_ddr_init(void);
+void soc_init(void);
+void spear_late_init(void);
+void plat_late_init(void);
+
+int snor_boot_selected(void);
+int nand_boot_selected(void);
+int pnor_boot_selected(void);
+int usb_boot_selected(void);
+int uart_boot_selected(void);
+int tftp_boot_selected(void);
+int i2c_boot_selected(void);
+int spi_boot_selected(void);
+int mmc_boot_selected(void);
+
+extern u32 mpmc_conf_vals[];
+
+struct chip_data {
+ int cpufreq;
+ int dramfreq;
+ int dramtype;
+ uchar version[32];
+};
+
/* HW mac id in i2c memory definitions */
#define MAGIC_OFF 0x0
#define MAGIC_LEN 0x2
@@ -36,4 +60,10 @@
#define MAC_OFF 0x2
#define MAC_LEN 0x6
+#define PNOR_WIDTH_8 0
+#define PNOR_WIDTH_16 1
+#define PNOR_WIDTH_32 2
+#define PNOR_WIDTH_NUM 3
+#define PNOR_WIDTH_SEARCH 0xff
+
#endif
diff --git a/arch/arm/include/asm/arch-spear/spr_misc.h b/arch/arm/include/asm/arch-spear/spr_misc.h
index b8fcf49..5f67a5f 100644
--- a/arch/arm/include/asm/arch-spear/spr_misc.h
+++ b/arch/arm/include/asm/arch-spear/spr_misc.h
@@ -46,7 +46,7 @@
u32 prsc2_clk_cfg; /* 0x48 */
u32 prsc3_clk_cfg; /* 0x4C */
u32 amem_cfg_ctrl; /* 0x50 */
- u32 port_cfg_ctrl; /* 0x54 */
+ u32 expi_clk_cfg; /* 0x54 */
u32 reserved_1; /* 0x58 */
u32 clcd_synth_clk; /* 0x5C */
u32 irda_synth_clk; /* 0x60 */
@@ -101,6 +101,37 @@
u32 ras_gpp2_out; /* 0x800C */
};
+/* SYNTH_CLK value*/
+#define SYNTH23 0x00020003
+
+/* PLLx_FRQ value */
+#if defined(CONFIG_SPEAR3XX)
+#define FREQ_332 0xA600010C
+#define FREQ_266 0x8500010C
+#elif defined(CONFIG_SPEAR600)
+#define FREQ_332 0xA600010F
+#define FREQ_266 0x8500010F
+#endif
+
+/* PLL_CTR_REG */
+#define MEM_CLK_SEL_MSK 0x70000000
+#define MEM_CLK_HCLK 0x00000000
+#define MEM_CLK_2HCLK 0x10000000
+#define MEM_CLK_PLL2 0x30000000
+
+#define EXPI_CLK_CFG_LOW_COMPR 0x2000
+#define EXPI_CLK_CFG_CLK_EN 0x0400
+#define EXPI_CLK_CFG_RST 0x0200
+#define EXPI_CLK_SYNT_EN 0x0010
+#define EXPI_CLK_CFG_SEL_PLL2 0x0004
+#define EXPI_CLK_CFG_INT_CLK_EN 0x0001
+
+#define PLL2_CNTL_6UA 0x1c00
+#define PLL2_CNTL_SAMPLE 0x0008
+#define PLL2_CNTL_ENABLE 0x0004
+#define PLL2_CNTL_RESETN 0x0002
+#define PLL2_CNTL_LOCK 0x0001
+
/* AUTO_CFG_REG value */
#define MISC_SOCCFGMSK 0x0000003F
#define MISC_SOCCFG30 0x0000000C
@@ -131,9 +162,112 @@
#define MISC_ETHENB 0x00800000
#define MISC_SMIENB 0x00200000
#define MISC_GPT3ENB 0x00010000
+#define MISC_GPIO4ENB 0x00002000
#define MISC_GPT2ENB 0x00000800
#define MISC_FSMCENB 0x00000200
#define MISC_I2CENB 0x00000080
+#define MISC_SSP2ENB 0x00000070
#define MISC_UART0ENB 0x00000008
+/* PERIPH_CLK_CFG */
+#define XTALTIMEEN 0x00000001
+#define PLLTIMEEN 0x00000002
+#define CLCDCLK_SYNTH 0x00000000
+#define CLCDCLK_48MHZ 0x00000004
+#define CLCDCLK_EXT 0x00000008
+#define UARTCLK_MASK (0x1 << 4)
+#define UARTCLK_48MHZ 0x00000000
+#define UARTCLK_SYNTH 0x00000010
+#define IRDACLK_48MHZ 0x00000000
+#define IRDACLK_SYNTH 0x00000020
+#define IRDACLK_EXT 0x00000040
+#define RTC_DISABLE 0x00000080
+#define GPT1CLK_48MHZ 0x00000000
+#define GPT1CLK_SYNTH 0x00000100
+#define GPT2CLK_48MHZ 0x00000000
+#define GPT2CLK_SYNTH 0x00000200
+#define GPT3CLK_48MHZ 0x00000000
+#define GPT3CLK_SYNTH 0x00000400
+#define GPT4CLK_48MHZ 0x00000000
+#define GPT4CLK_SYNTH 0x00000800
+#define GPT5CLK_48MHZ 0x00000000
+#define GPT5CLK_SYNTH 0x00001000
+#define GPT1_FREEZE 0x00002000
+#define GPT2_FREEZE 0x00004000
+#define GPT3_FREEZE 0x00008000
+#define GPT4_FREEZE 0x00010000
+#define GPT5_FREEZE 0x00020000
+
+/* PERIPH1_CLKEN bits */
+#define PERIPH_ARM1_WE 0x00000001
+#define PERIPH_ARM1 0x00000002
+#define PERIPH_ARM2 0x00000004
+#define PERIPH_UART1 0x00000008
+#define PERIPH_UART2 0x00000010
+#define PERIPH_SSP1 0x00000020
+#define PERIPH_SSP2 0x00000040
+#define PERIPH_I2C 0x00000080
+#define PERIPH_JPEG 0x00000100
+#define PERIPH_FSMC 0x00000200
+#define PERIPH_FIRDA 0x00000400
+#define PERIPH_GPT4 0x00000800
+#define PERIPH_GPT5 0x00001000
+#define PERIPH_GPIO4 0x00002000
+#define PERIPH_SSP3 0x00004000
+#define PERIPH_ADC 0x00008000
+#define PERIPH_GPT3 0x00010000
+#define PERIPH_RTC 0x00020000
+#define PERIPH_GPIO3 0x00040000
+#define PERIPH_DMA 0x00080000
+#define PERIPH_ROM 0x00100000
+#define PERIPH_SMI 0x00200000
+#define PERIPH_CLCD 0x00400000
+#define PERIPH_GMAC 0x00800000
+#define PERIPH_USBD 0x01000000
+#define PERIPH_USBH1 0x02000000
+#define PERIPH_USBH2 0x04000000
+#define PERIPH_MPMC 0x08000000
+#define PERIPH_RAMW 0x10000000
+#define PERIPH_MPMC_EN 0x20000000
+#define PERIPH_MPMC_WE 0x40000000
+#define PERIPH_MPMCMSK 0x60000000
+
+#define PERIPH_CLK_ALL 0x0FFFFFF8
+#define PERIPH_RST_ALL 0x00000004
+
+/* DDR_PAD values */
+#define DDR_PAD_CNF_MSK 0x0000ffff
+#define DDR_PAD_SW_CONF 0x00060000
+#define DDR_PAD_SSTL_SEL 0x00000001
+#define DDR_PAD_DRAM_TYPE 0x00008000
+
+/* DDR_COMP values */
+#define DDR_COMP_ACCURATE 0x00000010
+
+/* SoC revision stuff */
+#define SOC_PRI_SHFT 16
+#define SOC_SEC_SHFT 8
+
+/* Revision definitions */
+#define SOC_SPEAR_NA 0
+
+/*
+ * The definitons have started from
+ * 101 for SPEAr6xx
+ * 201 for SPEAr3xx
+ * 301 for SPEAr13xx
+ */
+#define SOC_SPEAR600_AA 101
+#define SOC_SPEAR600_AB 102
+#define SOC_SPEAR600_BA 103
+#define SOC_SPEAR600_BB 104
+#define SOC_SPEAR600_BC 105
+#define SOC_SPEAR600_BD 106
+
+#define SOC_SPEAR300 201
+#define SOC_SPEAR310 202
+#define SOC_SPEAR320 203
+
+extern int get_socrev(void);
+
#endif
diff --git a/arch/arm/include/asm/arch-spear/spr_ssp.h b/arch/arm/include/asm/arch-spear/spr_ssp.h
new file mode 100644
index 0000000..4f144ee
--- /dev/null
+++ b/arch/arm/include/asm/arch-spear/spr_ssp.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2012 Stefan Roese <sr@denx.de>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _SPR_SSP_H
+#define _SPR_SSP_H
+
+struct ssp_regs {
+ u32 sspcr0;
+ u32 sspcr1;
+ u32 sspdr;
+ u32 sspsr;
+ u32 sspcpsr;
+ u32 sspimsc;
+ u32 sspicr;
+ u32 sspdmacr;
+};
+
+#define SSPCR0_FRF_MOT_SPI 0x0000
+#define SSPCR0_DSS_16BITS 0x000f
+
+#define SSPCR1_SSE 0x0002
+
+#define SSPSR_TNF 0x2
+#define SSPSR_TFE 0x1
+
+#endif
diff --git a/arch/arm/include/asm/arch-spear/spr_syscntl.h b/arch/arm/include/asm/arch-spear/spr_syscntl.h
index 3c92f09..2393d89 100644
--- a/arch/arm/include/asm/arch-spear/spr_syscntl.h
+++ b/arch/arm/include/asm/arch-spear/spr_syscntl.h
@@ -21,6 +21,9 @@
* MA 02111-1307 USA
*/
+#ifndef __SYSCTRL_H
+#define __SYSCTRL_H
+
struct syscntl_regs {
u32 scctrl;
u32 scsysstat;
@@ -36,3 +39,14 @@
const u32 scperclken;
const u32 scperstat;
};
+
+#define MODE_SHIFT 0x00000003
+
+#define NORMAL 0x00000004
+#define SLOW 0x00000002
+#define DOZE 0x00000001
+#define SLEEP 0x00000000
+
+#define PLL_TIM 0x01FFFFFF
+
+#endif