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1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright STMicroelectronics, 2007.
4 */
5
6#include <linux/types.h>
7#include <linux/init.h>
8#include <linux/device.h>
9#include <linux/amba/bus.h>
10#include <linux/platform_device.h>
11#include <linux/io.h>
12#include <linux/slab.h>
13#include <linux/irq.h>
14#include <linux/dma-mapping.h>
15#include <linux/of_irq.h>
16#include <linux/of_address.h>
17#include <linux/of_platform.h>
18
19#include <asm/mach/arch.h>
20#include <asm/mach/map.h>
21#include <asm/mach/time.h>
22#include <asm/mach-types.h>
23
24#include <asm/cacheflush.h>
25#include <asm/hardware/cache-l2x0.h>
26
27/*
28 * These are the only hard-coded address offsets we still have to use.
29 */
30#define NOMADIK_FSMC_BASE 0x10100000 /* FSMC registers */
31#define NOMADIK_SDRAMC_BASE 0x10110000 /* SDRAM Controller */
32#define NOMADIK_CLCDC_BASE 0x10120000 /* CLCD Controller */
33#define NOMADIK_MDIF_BASE 0x10120000 /* MDIF */
34#define NOMADIK_DMA0_BASE 0x10130000 /* DMA0 Controller */
35#define NOMADIK_IC_BASE 0x10140000 /* Vectored Irq Controller */
36#define NOMADIK_DMA1_BASE 0x10150000 /* DMA1 Controller */
37#define NOMADIK_USB_BASE 0x10170000 /* USB-OTG conf reg base */
38#define NOMADIK_CRYP_BASE 0x10180000 /* Crypto processor */
39#define NOMADIK_SHA1_BASE 0x10190000 /* SHA-1 Processor */
40#define NOMADIK_XTI_BASE 0x101A0000 /* XTI */
41#define NOMADIK_RNG_BASE 0x101B0000 /* Random number generator */
42#define NOMADIK_SRC_BASE 0x101E0000 /* SRC base */
43#define NOMADIK_WDOG_BASE 0x101E1000 /* Watchdog */
44#define NOMADIK_MTU0_BASE 0x101E2000 /* Multiple Timer 0 */
45#define NOMADIK_MTU1_BASE 0x101E3000 /* Multiple Timer 1 */
46#define NOMADIK_GPIO0_BASE 0x101E4000 /* GPIO0 */
47#define NOMADIK_GPIO1_BASE 0x101E5000 /* GPIO1 */
48#define NOMADIK_GPIO2_BASE 0x101E6000 /* GPIO2 */
49#define NOMADIK_GPIO3_BASE 0x101E7000 /* GPIO3 */
50#define NOMADIK_RTC_BASE 0x101E8000 /* Real Time Clock base */
51#define NOMADIK_PMU_BASE 0x101E9000 /* Power Management Unit */
52#define NOMADIK_OWM_BASE 0x101EA000 /* One wire master */
53#define NOMADIK_SCR_BASE 0x101EF000 /* Secure Control registers */
54#define NOMADIK_MSP2_BASE 0x101F0000 /* MSP 2 interface */
55#define NOMADIK_MSP1_BASE 0x101F1000 /* MSP 1 interface */
56#define NOMADIK_UART2_BASE 0x101F2000 /* UART 2 interface */
57#define NOMADIK_SSIRx_BASE 0x101F3000 /* SSI 8-ch rx interface */
58#define NOMADIK_SSITx_BASE 0x101F4000 /* SSI 8-ch tx interface */
59#define NOMADIK_MSHC_BASE 0x101F5000 /* Memory Stick(Pro) Host */
60#define NOMADIK_SDI_BASE 0x101F6000 /* SD-card/MM-Card */
61#define NOMADIK_I2C1_BASE 0x101F7000 /* I2C1 interface */
62#define NOMADIK_I2C0_BASE 0x101F8000 /* I2C0 interface */
63#define NOMADIK_MSP0_BASE 0x101F9000 /* MSP 0 interface */
64#define NOMADIK_FIRDA_BASE 0x101FA000 /* FIrDA interface */
65#define NOMADIK_UART1_BASE 0x101FB000 /* UART 1 interface */
66#define NOMADIK_SSP_BASE 0x101FC000 /* SSP interface */
67#define NOMADIK_UART0_BASE 0x101FD000 /* UART 0 interface */
68#define NOMADIK_SGA_BASE 0x101FE000 /* SGA interface */
69#define NOMADIK_L2CC_BASE 0x10210000 /* L2 Cache controller */
70#define NOMADIK_UART1_VBASE 0xF01FB000
71
72/* This is needed for LL-debug/earlyprintk/debug-macro.S */
73static struct map_desc cpu8815_io_desc[] __initdata = {
74 {
75 .virtual = NOMADIK_UART1_VBASE,
76 .pfn = __phys_to_pfn(NOMADIK_UART1_BASE),
77 .length = SZ_4K,
78 .type = MT_DEVICE,
79 },
80};
81
82static void __init cpu8815_map_io(void)
83{
84 iotable_init(cpu8815_io_desc, ARRAY_SIZE(cpu8815_io_desc));
85}
86
87static void cpu8815_restart(enum reboot_mode mode, const char *cmd)
88{
89 void __iomem *srcbase = ioremap(NOMADIK_SRC_BASE, SZ_4K);
90
91 /* FIXME: use egpio when implemented */
92
93 /* Write anything to Reset status register */
94 writel(1, srcbase + 0x18);
95}
96
97static const char * cpu8815_board_compat[] = {
98 "st,nomadik-nhk-15",
99 "calaosystems,usb-s8815",
100 NULL,
101};
102
103DT_MACHINE_START(NOMADIK_DT, "Nomadik STn8815")
104 .l2c_aux_val = 0,
105 .l2c_aux_mask = ~0,
106 .map_io = cpu8815_map_io,
107 .restart = cpu8815_restart,
108 .dt_compat = cpu8815_board_compat,
109MACHINE_END
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright STMicroelectronics, 2007.
4 */
5
6#include <linux/types.h>
7#include <linux/init.h>
8#include <linux/device.h>
9#include <linux/amba/bus.h>
10#include <linux/platform_device.h>
11#include <linux/io.h>
12#include <linux/slab.h>
13#include <linux/irq.h>
14#include <linux/dma-mapping.h>
15#include <linux/of_irq.h>
16#include <linux/of_address.h>
17#include <linux/of_platform.h>
18
19#include <asm/mach/arch.h>
20#include <asm/mach/map.h>
21#include <asm/mach/time.h>
22#include <asm/mach-types.h>
23
24#include <asm/cacheflush.h>
25#include <asm/hardware/cache-l2x0.h>
26
27/*
28 * These are the only hard-coded address offsets we still have to use.
29 */
30#define NOMADIK_FSMC_BASE 0x10100000 /* FSMC registers */
31#define NOMADIK_SDRAMC_BASE 0x10110000 /* SDRAM Controller */
32#define NOMADIK_CLCDC_BASE 0x10120000 /* CLCD Controller */
33#define NOMADIK_MDIF_BASE 0x10120000 /* MDIF */
34#define NOMADIK_DMA0_BASE 0x10130000 /* DMA0 Controller */
35#define NOMADIK_IC_BASE 0x10140000 /* Vectored Irq Controller */
36#define NOMADIK_DMA1_BASE 0x10150000 /* DMA1 Controller */
37#define NOMADIK_USB_BASE 0x10170000 /* USB-OTG conf reg base */
38#define NOMADIK_CRYP_BASE 0x10180000 /* Crypto processor */
39#define NOMADIK_SHA1_BASE 0x10190000 /* SHA-1 Processor */
40#define NOMADIK_XTI_BASE 0x101A0000 /* XTI */
41#define NOMADIK_RNG_BASE 0x101B0000 /* Random number generator */
42#define NOMADIK_SRC_BASE 0x101E0000 /* SRC base */
43#define NOMADIK_WDOG_BASE 0x101E1000 /* Watchdog */
44#define NOMADIK_MTU0_BASE 0x101E2000 /* Multiple Timer 0 */
45#define NOMADIK_MTU1_BASE 0x101E3000 /* Multiple Timer 1 */
46#define NOMADIK_GPIO0_BASE 0x101E4000 /* GPIO0 */
47#define NOMADIK_GPIO1_BASE 0x101E5000 /* GPIO1 */
48#define NOMADIK_GPIO2_BASE 0x101E6000 /* GPIO2 */
49#define NOMADIK_GPIO3_BASE 0x101E7000 /* GPIO3 */
50#define NOMADIK_RTC_BASE 0x101E8000 /* Real Time Clock base */
51#define NOMADIK_PMU_BASE 0x101E9000 /* Power Management Unit */
52#define NOMADIK_OWM_BASE 0x101EA000 /* One wire master */
53#define NOMADIK_SCR_BASE 0x101EF000 /* Secure Control registers */
54#define NOMADIK_MSP2_BASE 0x101F0000 /* MSP 2 interface */
55#define NOMADIK_MSP1_BASE 0x101F1000 /* MSP 1 interface */
56#define NOMADIK_UART2_BASE 0x101F2000 /* UART 2 interface */
57#define NOMADIK_SSIRx_BASE 0x101F3000 /* SSI 8-ch rx interface */
58#define NOMADIK_SSITx_BASE 0x101F4000 /* SSI 8-ch tx interface */
59#define NOMADIK_MSHC_BASE 0x101F5000 /* Memory Stick(Pro) Host */
60#define NOMADIK_SDI_BASE 0x101F6000 /* SD-card/MM-Card */
61#define NOMADIK_I2C1_BASE 0x101F7000 /* I2C1 interface */
62#define NOMADIK_I2C0_BASE 0x101F8000 /* I2C0 interface */
63#define NOMADIK_MSP0_BASE 0x101F9000 /* MSP 0 interface */
64#define NOMADIK_FIRDA_BASE 0x101FA000 /* FIrDA interface */
65#define NOMADIK_UART1_BASE 0x101FB000 /* UART 1 interface */
66#define NOMADIK_SSP_BASE 0x101FC000 /* SSP interface */
67#define NOMADIK_UART0_BASE 0x101FD000 /* UART 0 interface */
68#define NOMADIK_SGA_BASE 0x101FE000 /* SGA interface */
69#define NOMADIK_L2CC_BASE 0x10210000 /* L2 Cache controller */
70#define NOMADIK_UART1_VBASE 0xF01FB000
71
72/* This is needed for LL-debug/earlyprintk/debug-macro.S */
73static struct map_desc cpu8815_io_desc[] __initdata = {
74 {
75 .virtual = NOMADIK_UART1_VBASE,
76 .pfn = __phys_to_pfn(NOMADIK_UART1_BASE),
77 .length = SZ_4K,
78 .type = MT_DEVICE,
79 },
80};
81
82static void __init cpu8815_map_io(void)
83{
84 iotable_init(cpu8815_io_desc, ARRAY_SIZE(cpu8815_io_desc));
85}
86
87static void cpu8815_restart(enum reboot_mode mode, const char *cmd)
88{
89 void __iomem *srcbase = ioremap(NOMADIK_SRC_BASE, SZ_4K);
90
91 /* FIXME: use egpio when implemented */
92
93 /* Write anything to Reset status register */
94 writel(1, srcbase + 0x18);
95}
96
97static const char * cpu8815_board_compat[] = {
98 "st,nomadik-nhk-15",
99 "calaosystems,usb-s8815",
100 NULL,
101};
102
103DT_MACHINE_START(NOMADIK_DT, "Nomadik STn8815")
104 .l2c_aux_val = 0,
105 .l2c_aux_mask = ~0,
106 .map_io = cpu8815_map_io,
107 .restart = cpu8815_restart,
108 .dt_compat = cpu8815_board_compat,
109MACHINE_END