stv0991: Add basic stv0991 architecture support

stv0991 architecture support added. It contains the support for
following blocks
- Timer
- uart

Signed-off-by: Vikas Manocha <vikas.manocha@st.com>
[trini: Add arch/arm/cpu/armv7/Makefile hunk]
Signed-off-by: Tom Rini <trini@ti.com>
This commit is contained in:
Vikas Manocha 2014-11-18 10:42:22 -08:00 committed by Tom Rini
parent 32fdf0e4d8
commit 9fa32b1237
22 changed files with 764 additions and 0 deletions

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@ -128,6 +128,12 @@ T: git git://git.denx.de/u-boot-stm.git
F: arch/arm/cpu/arm926ejs/spear/
F: arch/arm/include/asm/arch-spear/
ARM STM STV0991
M: Vikas Manocha <vikas.manocha@st.com>
S: Maintained
F: arch/arm/cpu/armv7/stv0991/
F: arch/arm/include/asm/arch-stv0991/
ARM SUNXI
M: Ian Campbell <ijc@hellion.org.uk>
M: Hans De Goede <hdegoede@redhat.com>

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@ -341,6 +341,10 @@ config TARGET_SPEAR600
bool "Support spear600"
select CPU_ARM926EJS
config TARGET_STV0991
bool "Support stv0991"
select CPU_V7
config TARGET_X600
bool "Support x600"
select CPU_ARM926EJS
@ -953,6 +957,7 @@ source "board/spear/spear600/Kconfig"
source "board/spear/x600/Kconfig"
source "board/st-ericsson/snowball/Kconfig"
source "board/st-ericsson/u8500/Kconfig"
source "board/st/stv0991/Kconfig"
source "board/sunxi/Kconfig"
source "board/syteco/jadecpu/Kconfig"
source "board/syteco/zmx25/Kconfig"

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@ -56,6 +56,7 @@ obj-$(CONFIG_OMAP54XX) += omap5/
obj-$(CONFIG_RMOBILE) += rmobile/
obj-$(CONFIG_ARCH_S5PC1XX) += s5pc1xx/
obj-$(CONFIG_SOCFPGA) += socfpga/
obj-$(if $(filter stv0991,$(SOC)),y) += stv0991/
obj-$(CONFIG_ARCH_SUNXI) += sunxi/
obj-$(CONFIG_TEGRA20) += tegra20/
obj-$(CONFIG_U8500) += u8500/

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@ -0,0 +1,9 @@
#
# (C) Copyright 2014
# Vikas Manocha, ST Microelectronics, vikas.manocha@stcom
#
# SPDX-License-Identifier: GPL-2.0+
#
obj-y := timer.o clock.o pinmux.o reset.o
obj-y += lowlevel.o

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@ -0,0 +1,27 @@
/*
* (C) Copyright 2014
* Vikas Manocha, ST Micoelectronics, vikas.manocha@st.com.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <asm/io.h>
#include <asm/arch/hardware.h>
#include <asm/arch/stv0991_cgu.h>
#include<asm/arch/stv0991_periph.h>
static struct stv0991_cgu_regs *const stv0991_cgu_regs = \
(struct stv0991_cgu_regs *) (CGU_BASE_ADDR);
void clock_setup(int peripheral)
{
switch (peripheral) {
case UART_CLOCK_CFG:
writel(UART_CLK_CFG, &stv0991_cgu_regs->uart_freq);
break;
case ETH_CLOCK_CFG:
break;
default:
break;
}
}

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@ -0,0 +1,12 @@
/*
* (C) Copyright 2014 stmicroelectronics
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <config.h>
#include <linux/linkage.h>
ENTRY(lowlevel_init)
mov pc, lr
ENDPROC(lowlevel_init)

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@ -0,0 +1,48 @@
/*
* (C) Copyright 2014
* Vikas Manocha, ST Micoelectronics, vikas.manocha@st.com.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <asm/io.h>
#include <asm/arch/stv0991_creg.h>
#include <asm/arch/stv0991_periph.h>
#include <asm/arch/hardware.h>
static struct stv0991_creg *const stv0991_creg = \
(struct stv0991_creg *)CREG_BASE_ADDR;
int stv0991_pinmux_config(int peripheral)
{
switch (peripheral) {
case UART_GPIOC_30_31:
/* SSDA/SSCL pad muxing to UART Rx/Dx */
writel((readl(&stv0991_creg->mux12) & GPIOC_31_MUX_MASK) |
CFG_GPIOC_31_UART_RX,
&stv0991_creg->mux12);
writel((readl(&stv0991_creg->mux12) & GPIOC_30_MUX_MASK) |
CFG_GPIOC_30_UART_TX,
&stv0991_creg->mux12);
/* SSDA/SSCL pad config to push pull*/
writel((readl(&stv0991_creg->cfg_pad6) & GPIOC_31_MODE_MASK) |
CFG_GPIOC_31_MODE_PP,
&stv0991_creg->cfg_pad6);
writel((readl(&stv0991_creg->cfg_pad6) & GPIOC_30_MODE_MASK) |
CFG_GPIOC_30_MODE_HIGH,
&stv0991_creg->cfg_pad6);
break;
case UART_GPIOB_16_17:
/* ethernet rx_6/7 to UART Rx/Dx */
writel((readl(&stv0991_creg->mux7) & GPIOB_17_MUX_MASK) |
CFG_GPIOB_17_UART_RX,
&stv0991_creg->mux7);
writel((readl(&stv0991_creg->mux7) & GPIOB_16_MUX_MASK) |
CFG_GPIOB_16_UART_TX,
&stv0991_creg->mux7);
break;
default:
break;
}
return 0;
}

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@ -0,0 +1,26 @@
/*
* (C) Copyright 2014
* Vikas Manocha, ST Micoelectronics, vikas.manocha@st.com.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/io.h>
#include <asm/arch/stv0991_wdru.h>
void reset_cpu(ulong ignored)
{
puts("System is going to reboot ...\n");
/*
* This 1 second delay will allow the above message
* to be printed before reset
*/
udelay((1000 * 1000));
/* Setting bit 1 of the WDRU unit will reset the SoC */
writel(WDRU_RST_SYS, &stv0991_wd_ru_ptr->wdru_ctrl1);
/* system will restart */
while (1)
;
}

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@ -0,0 +1,114 @@
/*
* (C) Copyright 2014
* Vikas Manocha, ST Micoelectronics, vikas.manocha@st.com.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/io.h>
#include <asm/arch-stv0991/hardware.h>
#include <asm/arch-stv0991/stv0991_cgu.h>
#include <asm/arch-stv0991/stv0991_gpt.h>
static struct stv0991_cgu_regs *const stv0991_cgu_regs = \
(struct stv0991_cgu_regs *) (CGU_BASE_ADDR);
#define READ_TIMER() (readl(&gpt1_regs_ptr->cnt) & GPT_FREE_RUNNING)
#define GPT_RESOLUTION (CONFIG_STV0991_HZ_CLOCK / CONFIG_STV0991_HZ)
DECLARE_GLOBAL_DATA_PTR;
#define timestamp gd->arch.tbl
#define lastdec gd->arch.lastinc
int timer_init(void)
{
/* Timer1 clock configuration */
writel(TIMER1_CLK_CFG, &stv0991_cgu_regs->tim_freq);
writel(readl(&stv0991_cgu_regs->cgu_enable_2) |
TIMER1_CLK_EN, &stv0991_cgu_regs->cgu_enable_2);
/* Stop the timer */
writel(readl(&gpt1_regs_ptr->cr1) & ~GPT_CR1_CEN, &gpt1_regs_ptr->cr1);
writel(GPT_PRESCALER_128, &gpt1_regs_ptr->psc);
/* Configure timer for auto-reload */
writel(readl(&gpt1_regs_ptr->cr1) | GPT_MODE_AUTO_RELOAD,
&gpt1_regs_ptr->cr1);
/* load value for free running */
writel(GPT_FREE_RUNNING, &gpt1_regs_ptr->arr);
/* start timer */
writel(readl(&gpt1_regs_ptr->cr1) | GPT_CR1_CEN,
&gpt1_regs_ptr->cr1);
/* Reset the timer */
lastdec = READ_TIMER();
timestamp = 0;
return 0;
}
/*
* timer without interrupts
*/
ulong get_timer(ulong base)
{
return (get_timer_masked() / GPT_RESOLUTION) - base;
}
void __udelay(unsigned long usec)
{
ulong tmo;
ulong start = get_timer_masked();
ulong tenudelcnt = CONFIG_STV0991_HZ_CLOCK / (1000 * 100);
ulong rndoff;
rndoff = (usec % 10) ? 1 : 0;
/* tenudelcnt timer tick gives 10 microsecconds delay */
tmo = ((usec / 10) + rndoff) * tenudelcnt;
while ((ulong) (get_timer_masked() - start) < tmo)
;
}
ulong get_timer_masked(void)
{
ulong now = READ_TIMER();
if (now >= lastdec) {
/* normal mode */
timestamp += now - lastdec;
} else {
/* we have an overflow ... */
timestamp += now + GPT_FREE_RUNNING - lastdec;
}
lastdec = now;
return timestamp;
}
void udelay_masked(unsigned long usec)
{
return udelay(usec);
}
/*
* This function is derived from PowerPC code (read timebase as long long).
* On ARM it just returns the timer value.
*/
unsigned long long get_ticks(void)
{
return get_timer(0);
}
/*
* This function is derived from PowerPC code (timebase clock frequency).
* On ARM it returns the number of timer ticks per second.
*/
ulong get_tbclk(void)
{
return CONFIG_STV0991_HZ;
}

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@ -0,0 +1,73 @@
/*
* (C) Copyright 2014
* Vikas Manocha, STMicroelectronics, <vikas.manocha@st.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _ASM_ARCH_HARDWARE_H
#define _ASM_ARCH_HARDWARE_H
/* STV0991 */
#define SRAM0_BASE_ADDR 0x00000000UL
#define SRAM1_BASE_ADDR 0x00068000UL
#define SRAM2_BASE_ADDR 0x000D0000UL
#define SRAM3_BASE_ADDR 0x00138000UL
#define CFS_SRAM0_BASE_ADDR 0x00198000UL
#define CFS_SRAM1_BASE_ADDR 0x001B8000UL
#define FAST_SRAM_BASE_ADDR 0x001D8000UL
#define FLASH_BASE_ADDR 0x40000000UL
#define PL310_BASE_ADDR 0x70000000UL
#define HSAXIM_BASE_ADDR 0x70100000UL
#define IMGSS_BASE_ADDR 0x70200000UL
#define ADC_BASE_ADDR 0x80000000UL
#define GPIOA_BASE_ADDR 0x80001000UL
#define GPIOB_BASE_ADDR 0x80002000UL
#define GPIOC_BASE_ADDR 0x80003000UL
#define HDM_BASE_ADDR 0x80004000UL
#define THSENS_BASE_ADDR 0x80200000UL
#define GPTIMER2_BASE_ADDR 0x80201000UL
#define GPTIMER1_BASE_ADDR 0x80202000UL
#define QSPI_BASE_ADDR 0x80203000UL
#define CGU_BASE_ADDR 0x80204000UL
#define CREG_BASE_ADDR 0x80205000UL
#define PEC_BASE_ADDR 0x80206000UL
#define WDRU_BASE_ADDR 0x80207000UL
#define BSEC_BASE_ADDR 0x80208000UL
#define DAP_ROM_BASE_ADDR 0x80210000UL
#define SOC_CTI_BASE_ADDR 0x80211000UL
#define TPIU_BASE_ADDR 0x80212000UL
#define TMC_ETF_BASE_ADDR 0x80213000UL
#define R4_ETM_BASE_ADDR 0x80214000UL
#define R4_CTI_BASE_ADDR 0x80215000UL
#define R4_DBG_BASE_ADDR 0x80216000UL
#define GMAC_BASE_ADDR 0x80300000UL
#define RNSS_BASE_ADDR 0x80302000UL
#define CRYP_BASE_ADDR 0x80303000UL
#define HASH_BASE_ADDR 0x80304000UL
#define GPDMA_BASE_ADDR 0x80305000UL
#define ISA_BASE_ADDR 0x8032A000UL
#define HCI_BASE_ADDR 0x80400000UL
#define I2C1_BASE_ADDR 0x80401000UL
#define I2C2_BASE_ADDR 0x80402000UL
#define SAI_BASE_ADDR 0x80403000UL
#define USI_BASE_ADDR 0x80404000UL
#define SPI1_BASE_ADDR 0x80405000UL
#define UART_BASE_ADDR 0x80406000UL
#define SPI2_BASE_ADDR 0x80500000UL
#define CAN_BASE_ADDR 0x80501000UL
#define USART1_BASE_ADDR 0x80502000UL
#define USART2_BASE_ADDR 0x80503000UL
#define USART3_BASE_ADDR 0x80504000UL
#define USART4_BASE_ADDR 0x80505000UL
#define USART5_BASE_ADDR 0x80506000UL
#define USART6_BASE_ADDR 0x80507000UL
#define SDI2_BASE_ADDR 0x80600000UL
#define SDI1_BASE_ADDR 0x80601000UL
#define VICA_BASE_ADDR 0x81000000UL
#define VICB_BASE_ADDR 0x81001000UL
#define STM_CHANNELS_BASE_ADDR 0x81100000UL
#define STM_BASE_ADDR 0x81110000UL
#define SROM_BASE_ADDR 0xFFFF0000UL
#endif /* _ASM_ARCH_HARDWARE_H */

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@ -0,0 +1,80 @@
/*
* (C) Copyright 2014
* Vikas Manocha, ST Micoelectronics, vikas.manocha@st.com
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _STV0991_CGU_H
#define _STV0991_CGU_H
struct stv0991_cgu_regs {
u32 cpu_freq; /* offset 0x0 */
u32 icn2_freq; /* offset 0x4 */
u32 dma_freq; /* offset 0x8 */
u32 isp_freq; /* offset 0xc */
u32 h264_freq; /* offset 0x10 */
u32 osif_freq; /* offset 0x14 */
u32 ren_freq; /* offset 0x18 */
u32 tim_freq; /* offset 0x1c */
u32 sai_freq; /* offset 0x20 */
u32 eth_freq; /* offset 0x24 */
u32 i2c_freq; /* offset 0x28 */
u32 spi_freq; /* offset 0x2c */
u32 uart_freq; /* offset 0x30 */
u32 qspi_freq; /* offset 0x34 */
u32 sdio_freq; /* offset 0x38 */
u32 usi_freq; /* offset 0x3c */
u32 can_line_freq; /* offset 0x40 */
u32 debug_freq; /* offset 0x44 */
u32 trace_freq; /* offset 0x48 */
u32 stm_freq; /* offset 0x4c */
u32 eth_ctrl; /* offset 0x50 */
u32 reserved[3]; /* offset 0x54 */
u32 osc_ctrl; /* offset 0x60 */
u32 pll1_ctrl; /* offset 0x64 */
u32 pll1_freq; /* offset 0x68 */
u32 pll1_fract; /* offset 0x6c */
u32 pll1_spread; /* offset 0x70 */
u32 pll1_status; /* offset 0x74 */
u32 pll2_ctrl; /* offset 0x78 */
u32 pll2_freq; /* offset 0x7c */
u32 pll2_fract; /* offset 0x80 */
u32 pll2_spread; /* offset 0x84 */
u32 pll2_status; /* offset 0x88 */
u32 cgu_enable_1; /* offset 0x8c */
u32 cgu_enable_2; /* offset 0x90 */
u32 cgu_isp_pulse; /* offset 0x94 */
u32 cgu_h264_pulse; /* offset 0x98 */
u32 cgu_osif_pulse; /* offset 0x9c */
u32 cgu_ren_pulse; /* offset 0xa0 */
};
/* CGU Timer */
#define CLK_TMR_OSC 0
#define CLK_TMR_MCLK 1
#define CLK_TMR_PLL1 2
#define CLK_TMR_PLL2 3
#define MDIV_SHIFT_TMR 3
#define DIV_SHIFT_TMR 6
#define TIMER1_CLK_CFG (0 << DIV_SHIFT_TMR \
| 0 << MDIV_SHIFT_TMR | CLK_TMR_MCLK)
/* Clock Enable/Disable */
#define TIMER1_CLK_EN (1 << 15)
/* CGU Uart config */
#define CLK_UART_MCLK 0
#define CLK_UART_PLL1 1
#define CLK_UART_PLL2 2
#define MDIV_SHIFT_UART 3
#define DIV_SHIFT_UART 6
#define UART_CLK_CFG (4 << DIV_SHIFT_UART \
| 1 << MDIV_SHIFT_UART | CLK_UART_MCLK)
#endif

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/*
* (C) Copyright 2014
* Vikas Manocha, ST Micoelectronics, vikas.manocha@st.com
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _STV0991_CREG_H
#define _STV0991_CREG_H
struct stv0991_creg {
u32 version; /* offset 0x0 */
u32 hdpctl; /* offset 0x4 */
u32 hdpval; /* offset 0x8 */
u32 hdpgposet; /* offset 0xc */
u32 hdpgpoclr; /* offset 0x10 */
u32 hdpgpoval; /* offset 0x14 */
u32 stm_mux; /* offset 0x18 */
u32 sysctrl_1; /* offset 0x1c */
u32 sysctrl_2; /* offset 0x20 */
u32 sysctrl_3; /* offset 0x24 */
u32 sysctrl_4; /* offset 0x28 */
u32 reserved_1[0x35]; /* offset 0x2C-0xFC */
u32 mux1; /* offset 0x100 */
u32 mux2; /* offset 0x104 */
u32 mux3; /* offset 0x108 */
u32 mux4; /* offset 0x10c */
u32 mux5; /* offset 0x110 */
u32 mux6; /* offset 0x114 */
u32 mux7; /* offset 0x118 */
u32 mux8; /* offset 0x11c */
u32 mux9; /* offset 0x120 */
u32 mux10; /* offset 0x124 */
u32 mux11; /* offset 0x128 */
u32 mux12; /* offset 0x12c */
u32 mux13; /* offset 0x130 */
u32 reserved_2[0x33]; /* offset 0x134-0x1FC */
u32 cfg_pad1; /* offset 0x200 */
u32 cfg_pad2; /* offset 0x204 */
u32 cfg_pad3; /* offset 0x208 */
u32 cfg_pad4; /* offset 0x20c */
u32 cfg_pad5; /* offset 0x210 */
u32 cfg_pad6; /* offset 0x214 */
u32 cfg_pad7; /* offset 0x218 */
u32 reserved_3[0x39]; /* offset 0x21C-0x2FC */
u32 vdd_pad1; /* offset 0x300 */
u32 vdd_pad2; /* offset 0x304 */
u32 reserved_4[0x3e]; /* offset 0x308-0x3FC */
u32 vdd_comp1; /* offset 0x400 */
};
/* CREG MUX 12 register */
#define GPIOC_30_MUX_SHIFT 24
#define GPIOC_30_MUX_MASK ~(1 << GPIOC_30_MUX_SHIFT)
#define CFG_GPIOC_30_UART_TX (1 << GPIOC_30_MUX_SHIFT)
#define GPIOC_31_MUX_SHIFT 28
#define GPIOC_31_MUX_MASK ~(1 << GPIOC_31_MUX_SHIFT)
#define CFG_GPIOC_31_UART_RX (1 << GPIOC_31_MUX_SHIFT)
/* CREG MUX 7 register */
#define GPIOB_16_MUX_SHIFT 0
#define GPIOB_16_MUX_MASK ~(1 << GPIOB_16_MUX_SHIFT)
#define CFG_GPIOB_16_UART_TX (1 << GPIOB_16_MUX_SHIFT)
#define GPIOB_17_MUX_SHIFT 4
#define GPIOB_17_MUX_MASK ~(1 << GPIOB_17_MUX_SHIFT)
#define CFG_GPIOB_17_UART_RX (1 << GPIOB_17_MUX_SHIFT)
/* CREG CFG_PAD6 register */
#define GPIOC_31_MODE_SHIFT 30
#define GPIOC_31_MODE_MASK ~(1 << GPIOC_31_MODE_SHIFT)
#define CFG_GPIOC_31_MODE_OD (0 << GPIOC_31_MODE_SHIFT)
#define CFG_GPIOC_31_MODE_PP (1 << GPIOC_31_MODE_SHIFT)
#define GPIOC_30_MODE_SHIFT 28
#define GPIOC_30_MODE_MASK ~(1 << GPIOC_30_MODE_SHIFT)
#define CFG_GPIOC_30_MODE_LOW (0 << GPIOC_30_MODE_SHIFT)
#define CFG_GPIOC_30_MODE_HIGH (1 << GPIOC_30_MODE_SHIFT)
#endif

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/*
* (C) Copyright 2014
* Vikas Manocha, ST Micoelectronics, vikas.manocha@st.com.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __STV0991_DEFS_H__
#define __STV0991_DEFS_H__
#include <asm/arch/stv0991_periph.h>
extern int stv0991_pinmux_config(enum periph_id);
extern int clock_setup(enum periph_clock);
#endif

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/*
* (C) Copyright 2014
* Vikas Manocha, ST Micoelectronics, vikas.manocha@st.com.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _STV0991_GPT_H
#define _STV0991_GPT_H
#include <asm/arch-stv0991/hardware.h>
struct gpt_regs {
u32 cr1;
u32 cr2;
u32 reserved_1;
u32 dier; /* dma_int_en */
u32 sr; /* status reg */
u32 egr; /* event gen */
u32 reserved_2[3]; /* offset 0x18--0x20*/
u32 cnt;
u32 psc;
u32 arr;
};
struct gpt_regs *const gpt1_regs_ptr =
(struct gpt_regs *) GPTIMER1_BASE_ADDR;
/* Timer control1 register */
#define GPT_CR1_CEN 0x0001
#define GPT_MODE_AUTO_RELOAD (1 << 7)
/* Timer prescalar reg */
#define GPT_PRESCALER_128 0x128
/* Auto reload register for free running config */
#define GPT_FREE_RUNNING 0xFFFF
/* Timer, HZ specific defines */
#define CONFIG_STV0991_HZ 1000
#define CONFIG_STV0991_HZ_CLOCK (27*1000*1000)/GPT_PRESCALER_128
#endif

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/*
* (C) Copyright 2014
* Vikas Manocha, ST Micoelectronics, vikas.manocha@st.com.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __ASM_ARM_ARCH_PERIPH_H
#define __ASM_ARM_ARCH_PERIPH_H
/*
* Peripherals required for pinmux configuration. List will
* grow with support for more devices getting added.
* Numbering based on interrupt table.
*
*/
enum periph_id {
UART_GPIOC_30_31 = 0,
UART_GPIOB_16_17,
PERIPH_ID_I2C0,
PERIPH_ID_I2C1,
PERIPH_ID_I2C2,
PERIPH_ID_I2C3,
PERIPH_ID_I2C4,
PERIPH_ID_I2C5,
PERIPH_ID_I2C6,
PERIPH_ID_I2C7,
PERIPH_ID_SPI0,
PERIPH_ID_SPI1,
PERIPH_ID_SPI2,
PERIPH_ID_SDMMC0,
PERIPH_ID_SDMMC1,
PERIPH_ID_SDMMC2,
PERIPH_ID_SDMMC3,
PERIPH_ID_I2S1,
};
enum periph_clock {
UART_CLOCK_CFG = 0,
ETH_CLOCK_CFG,
};
#endif /* __ASM_ARM_ARCH_PERIPH_H */

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/*
* (C) Copyright 2014
* Vikas Manocha, ST Micoelectronics, vikas.manocha@st.com
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _STV0991_WD_RST_H
#define _STV0991_WD_RST_H
#include <asm/arch-stv0991/hardware.h>
struct stv0991_wd_ru {
u32 wdru_config;
u32 wdru_ctrl1;
u32 wdru_ctrl2;
u32 wdru_tim;
u32 wdru_count;
u32 wdru_stat;
u32 wdru_wrlock;
};
struct stv0991_wd_ru *const stv0991_wd_ru_ptr = \
(struct stv0991_wd_ru *)WDRU_BASE_ADDR;
/* Watchdog control register */
#define WDRU_RST_SYS 0x1
#endif

23
board/st/stv0991/Kconfig Normal file
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@ -0,0 +1,23 @@
if TARGET_STV0991
config SYS_CPU
string
default "armv7"
config SYS_BOARD
string
default "stv0991"
config SYS_VENDOR
string
default "st"
config SYS_SOC
string
default "stv0991"
config SYS_CONFIG_NAME
string
default "stv0991"
endif

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@ -0,0 +1,5 @@
STV0991 APPLICATION BOARD
M: Vikas Manocha <vikas.manocha@st.com>
S: Maintained
F: board/st/stv0991/
F: include/configs/stv0991.h

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@ -0,0 +1,8 @@
#
# (C) Copyright 2014
# Vikas Manocha, ST Microelectronics, vikas.manocha@stcom
#
# SPDX-License-Identifier: GPL-2.0+
#
obj-y := stv0991.o

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/*
* (C) Copyright 2014
* Vikas Manocha, ST Micoelectronics, vikas.manocha@st.com.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <miiphy.h>
#include <asm/arch/stv0991_periph.h>
#include <asm/arch/stv0991_defs.h>
DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_SHOW_BOOT_PROGRESS
void show_boot_progress(int progress)
{
printf("%i\n", progress);
}
#endif
/*
* Miscellaneous platform dependent initialisations
*/
int board_init(void)
{
return 0;
}
int board_uart_init(void)
{
stv0991_pinmux_config(UART_GPIOC_30_31);
clock_setup(UART_CLOCK_CFG);
return 0;
}
#ifdef CONFIG_BOARD_EARLY_INIT_F
int board_early_init_f(void)
{
board_uart_init();
return 0;
}
#endif
int dram_init(void)
{
gd->ram_size = PHYS_SDRAM_1_SIZE;
return 0;
}
void dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
}

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CONFIG_SYS_EXTRA_OPTIONS="stv0991"
CONFIG_ARM=y
CONFIG_TARGET_STV0991=y

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include/configs/stv0991.h Normal file
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/*
* (C) Copyright 2014
* Vikas Manocha, STMicroelectronics, <vikas.manocha@st.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_STV0991_H
#define __CONFIG_STV0991_H
#define CONFIG_SYS_DCACHE_OFF
#define CONFIG_SYS_ICACHE_OFF
#define CONFIG_SYS_EXCEPTION_VECTORS_HIGH
#define CONFIG_BOARD_EARLY_INIT_F
#define CONFIG_SYS_CORTEX_R4
#define CONFIG_SYS_GENERIC_BOARD
#define CONFIG_SYS_NO_FLASH
/* ram memory-related information */
#define CONFIG_NR_DRAM_BANKS 1
#define PHYS_SDRAM_1 0x00000000
#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
#define PHYS_SDRAM_1_SIZE 0x00198000
#define CONFIG_ENV_SIZE 0x10000
#define CONFIG_ENV_IS_IN_FLASH
#define CONFIG_ENV_ADDR \
(PHYS_SDRAM_1_SIZE - CONFIG_ENV_SIZE)
#define CONFIG_SYS_MAXARGS 16
#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 16 * 1024)
/* serial port (PL011) configuration */
#define CONFIG_SYS_SERIAL0 0x80406000
#define CONFIG_PL011_SERIAL
#define CONFIG_CONS_INDEX 0
#define CONFIG_BAUDRATE 115200
#define CONFIG_PL01x_PORTS {(void *)CONFIG_SYS_SERIAL0}
#define CONFIG_PL011_CLOCK (2700 * 1000)
/* user interface */
#define CONFIG_SYS_PROMPT "STV0991> "
#define CONFIG_SYS_CBSIZE 256/* Console I/O Buffer Size */
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
+sizeof(CONFIG_SYS_PROMPT) + 16)
/* MISC */
#define CONFIG_SYS_LOAD_ADDR 0x00000000
#define CONFIG_SYS_INIT_RAM_SIZE 0x2000
#define CONFIG_SYS_INIT_RAM_ADDR 0x00190000
#define CONFIG_SYS_INIT_SP_OFFSET \
(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
/* U-boot Load Address */
#define CONFIG_SYS_TEXT_BASE 0x00010000
#define CONFIG_SYS_INIT_SP_ADDR \
(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
#endif /* __CONFIG_H */