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Commit 64933513 authored by Peter Griffin's avatar Peter Griffin Committed by Philipp Zabel
Browse files

reset: sti: Remove STiH415/6 reset support 



Support for STiH415/6 SoCs is being removed from the
kernel because the platforms are obsolete. This patch removes
the reset drivers for these SoC's.

Signed-off-by: default avatarPeter Griffin <peter.griffin@linaro.org>
Signed-off-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
parent 1001354c

arch/arm/mach-sti/Kconfig

+0 −2
Original line number Diff line number Diff line
@@ -28,7 +28,6 @@ if ARCH_STI 
config SOC_STIH415

	bool "STiH415 STMicroelectronics Consumer Electronics family"

	default y

	select STIH415_RESET

	help

	  This enables support for STMicroelectronics Digital Consumer

	  Electronics family StiH415 parts, primarily targeted at set-top-box
@@ -38,7 +37,6 @@ config SOC_STIH415 
config SOC_STIH416

	bool "STiH416 STMicroelectronics Consumer Electronics family"

	default y

	select STIH416_RESET

	help

	  This enables support for STMicroelectronics Digital Consumer

	  Electronics family StiH416 parts, primarily targeted at set-top-box

drivers/reset/sti/Kconfig

+0 −8
Original line number Diff line number Diff line
@@ -3,14 +3,6 @@ if ARCH_STI 
config STI_RESET_SYSCFG

	bool



config STIH415_RESET

	bool

	select STI_RESET_SYSCFG



config STIH416_RESET

	bool

	select STI_RESET_SYSCFG



config STIH407_RESET

	bool

	select STI_RESET_SYSCFG

drivers/reset/sti/Makefile

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Original line number Diff line number Diff line 
obj-$(CONFIG_STI_RESET_SYSCFG) += reset-syscfg.o



obj-$(CONFIG_STIH415_RESET) += reset-stih415.o

obj-$(CONFIG_STIH416_RESET) += reset-stih416.o

obj-$(CONFIG_STIH407_RESET) += reset-stih407.o

drivers/reset/sti/reset-stih415.c

deleted100644 → 0
+0 −112
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2013 STMicroelectronics (R&D) Limited

 * Author: Stephen Gallimore <stephen.gallimore@st.com>

 * Author: Srinivas Kandagatla <srinivas.kandagatla@st.com>

 *

 * 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.

 */

#include <linux/module.h>

#include <linux/of.h>

#include <linux/of_platform.h>

#include <linux/platform_device.h>



#include <dt-bindings/reset/stih415-resets.h>



#include "reset-syscfg.h"



/*

 * STiH415 Peripheral powerdown definitions.

 */

static const char stih415_front[] = "st,stih415-front-syscfg";

static const char stih415_rear[] = "st,stih415-rear-syscfg";

static const char stih415_sbc[] = "st,stih415-sbc-syscfg";

static const char stih415_lpm[] = "st,stih415-lpm-syscfg";



#define STIH415_PDN_FRONT(_bit) \

	_SYSCFG_RST_CH(stih415_front, SYSCFG_114, _bit, SYSSTAT_187, _bit)



#define STIH415_PDN_REAR(_cntl, _stat) \

	_SYSCFG_RST_CH(stih415_rear, SYSCFG_336, _cntl, SYSSTAT_384, _stat)



#define STIH415_SRST_REAR(_reg, _bit) \

	_SYSCFG_RST_CH_NO_ACK(stih415_rear, _reg, _bit)



#define STIH415_SRST_SBC(_reg, _bit) \

	_SYSCFG_RST_CH_NO_ACK(stih415_sbc, _reg, _bit)



#define STIH415_SRST_FRONT(_reg, _bit) \

	_SYSCFG_RST_CH_NO_ACK(stih415_front, _reg, _bit)



#define STIH415_SRST_LPM(_reg, _bit) \

	_SYSCFG_RST_CH_NO_ACK(stih415_lpm, _reg, _bit)



#define SYSCFG_114	0x38 /* Powerdown request EMI/NAND/Keyscan */

#define SYSSTAT_187	0x15c /* Powerdown status EMI/NAND/Keyscan */



#define SYSCFG_336	0x90 /* Powerdown request USB/SATA/PCIe */

#define SYSSTAT_384	0x150 /* Powerdown status USB/SATA/PCIe */



#define SYSCFG_376	0x130 /* Reset generator 0 control 0 */

#define SYSCFG_166	0x108 /* Softreset Ethernet 0 */

#define SYSCFG_31	0x7c /* Softreset Ethernet 1 */

#define LPM_SYSCFG_1	0x4 /* Softreset IRB */



static const struct syscfg_reset_channel_data stih415_powerdowns[] = {

	[STIH415_EMISS_POWERDOWN]	= STIH415_PDN_FRONT(0),

	[STIH415_NAND_POWERDOWN]	= STIH415_PDN_FRONT(1),

	[STIH415_KEYSCAN_POWERDOWN]	= STIH415_PDN_FRONT(2),

	[STIH415_USB0_POWERDOWN]	= STIH415_PDN_REAR(0, 0),

	[STIH415_USB1_POWERDOWN]	= STIH415_PDN_REAR(1, 1),

	[STIH415_USB2_POWERDOWN]	= STIH415_PDN_REAR(2, 2),

	[STIH415_SATA0_POWERDOWN]	= STIH415_PDN_REAR(3, 3),

	[STIH415_SATA1_POWERDOWN]	= STIH415_PDN_REAR(4, 4),

	[STIH415_PCIE_POWERDOWN]	= STIH415_PDN_REAR(5, 8),

};



static const struct syscfg_reset_channel_data stih415_softresets[] = {

	[STIH415_ETH0_SOFTRESET] = STIH415_SRST_FRONT(SYSCFG_166, 0),

	[STIH415_ETH1_SOFTRESET] = STIH415_SRST_SBC(SYSCFG_31, 0),

	[STIH415_IRB_SOFTRESET]	 = STIH415_SRST_LPM(LPM_SYSCFG_1, 6),

	[STIH415_USB0_SOFTRESET] = STIH415_SRST_REAR(SYSCFG_376, 9),

	[STIH415_USB1_SOFTRESET] = STIH415_SRST_REAR(SYSCFG_376, 10),

	[STIH415_USB2_SOFTRESET] = STIH415_SRST_REAR(SYSCFG_376, 11),

	[STIH415_KEYSCAN_SOFTRESET] = STIH415_SRST_LPM(LPM_SYSCFG_1, 8),

};



static struct syscfg_reset_controller_data stih415_powerdown_controller = {

	.wait_for_ack = true,

	.nr_channels = ARRAY_SIZE(stih415_powerdowns),

	.channels = stih415_powerdowns,

};



static struct syscfg_reset_controller_data stih415_softreset_controller = {

	.wait_for_ack = false,

	.active_low = true,

	.nr_channels = ARRAY_SIZE(stih415_softresets),

	.channels = stih415_softresets,

};



static const struct of_device_id stih415_reset_match[] = {

	{ .compatible = "st,stih415-powerdown",

	  .data = &stih415_powerdown_controller, },

	{ .compatible = "st,stih415-softreset",

	  .data = &stih415_softreset_controller, },

	{},

};



static struct platform_driver stih415_reset_driver = {

	.probe = syscfg_reset_probe,

	.driver = {

		.name = "reset-stih415",

		.of_match_table = stih415_reset_match,

	},

};



static int __init stih415_reset_init(void)

{

	return platform_driver_register(&stih415_reset_driver);

}

arch_initcall(stih415_reset_init);

drivers/reset/sti/reset-stih416.c

deleted100644 → 0
+0 −143
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2013 STMicroelectronics (R&D) Limited

 * Author: Stephen Gallimore <stephen.gallimore@st.com>

 * Author: Srinivas Kandagatla <srinivas.kandagatla@st.com>

 *

 * 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.

 */

#include <linux/module.h>

#include <linux/of.h>

#include <linux/of_platform.h>

#include <linux/platform_device.h>



#include <dt-bindings/reset/stih416-resets.h>



#include "reset-syscfg.h"



/*

 * STiH416 Peripheral powerdown definitions.

 */

static const char stih416_front[] = "st,stih416-front-syscfg";

static const char stih416_rear[] = "st,stih416-rear-syscfg";

static const char stih416_sbc[] = "st,stih416-sbc-syscfg";

static const char stih416_lpm[] = "st,stih416-lpm-syscfg";

static const char stih416_cpu[] = "st,stih416-cpu-syscfg";



#define STIH416_PDN_FRONT(_bit) \

	_SYSCFG_RST_CH(stih416_front, SYSCFG_1500, _bit, SYSSTAT_1578, _bit)



#define STIH416_PDN_REAR(_cntl, _stat) \

	_SYSCFG_RST_CH(stih416_rear, SYSCFG_2525, _cntl, SYSSTAT_2583, _stat)



#define SYSCFG_1500	0x7d0 /* Powerdown request EMI/NAND/Keyscan */

#define SYSSTAT_1578	0x908 /* Powerdown status EMI/NAND/Keyscan */



#define SYSCFG_2525	0x834 /* Powerdown request USB/SATA/PCIe */

#define SYSSTAT_2583	0x91c /* Powerdown status USB/SATA/PCIe */



#define SYSCFG_2552	0x8A0 /* Reset Generator control 0 */

#define SYSCFG_1539	0x86c /* Softreset Ethernet 0 */

#define SYSCFG_510	0x7f8 /* Softreset Ethernet 1 */

#define LPM_SYSCFG_1	0x4 /* Softreset IRB */

#define SYSCFG_2553	0x8a4 /* Softreset SATA0/1, PCIE0/1 */

#define SYSCFG_7563	0x8cc /* MPE softresets 0 */

#define SYSCFG_7564	0x8d0 /* MPE softresets 1 */



#define STIH416_SRST_CPU(_reg, _bit) \

	 _SYSCFG_RST_CH_NO_ACK(stih416_cpu, _reg, _bit)



#define STIH416_SRST_FRONT(_reg, _bit) \

	 _SYSCFG_RST_CH_NO_ACK(stih416_front, _reg, _bit)



#define STIH416_SRST_REAR(_reg, _bit) \

	 _SYSCFG_RST_CH_NO_ACK(stih416_rear, _reg, _bit)



#define STIH416_SRST_LPM(_reg, _bit) \

	 _SYSCFG_RST_CH_NO_ACK(stih416_lpm, _reg, _bit)



#define STIH416_SRST_SBC(_reg, _bit) \

	 _SYSCFG_RST_CH_NO_ACK(stih416_sbc, _reg, _bit)



static const struct syscfg_reset_channel_data stih416_powerdowns[] = {

	[STIH416_EMISS_POWERDOWN]	= STIH416_PDN_FRONT(0),

	[STIH416_NAND_POWERDOWN]	= STIH416_PDN_FRONT(1),

	[STIH416_KEYSCAN_POWERDOWN]	= STIH416_PDN_FRONT(2),

	[STIH416_USB0_POWERDOWN]	= STIH416_PDN_REAR(0, 0),

	[STIH416_USB1_POWERDOWN]	= STIH416_PDN_REAR(1, 1),

	[STIH416_USB2_POWERDOWN]	= STIH416_PDN_REAR(2, 2),

	[STIH416_USB3_POWERDOWN]	= STIH416_PDN_REAR(6, 5),

	[STIH416_SATA0_POWERDOWN]	= STIH416_PDN_REAR(3, 3),

	[STIH416_SATA1_POWERDOWN]	= STIH416_PDN_REAR(4, 4),

	[STIH416_PCIE0_POWERDOWN]	= STIH416_PDN_REAR(7, 9),

	[STIH416_PCIE1_POWERDOWN]	= STIH416_PDN_REAR(5, 8),

};



static const struct syscfg_reset_channel_data stih416_softresets[] = {

	[STIH416_ETH0_SOFTRESET] = STIH416_SRST_FRONT(SYSCFG_1539, 0),

	[STIH416_ETH1_SOFTRESET] = STIH416_SRST_SBC(SYSCFG_510, 0),

	[STIH416_IRB_SOFTRESET]	 = STIH416_SRST_LPM(LPM_SYSCFG_1, 6),

	[STIH416_USB0_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2552, 9),

	[STIH416_USB1_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2552, 10),

	[STIH416_USB2_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2552, 11),

	[STIH416_USB3_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2552, 28),

	[STIH416_SATA0_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2553, 7),

	[STIH416_SATA1_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2553, 3),

	[STIH416_PCIE0_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2553, 15),

	[STIH416_PCIE1_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2553, 2),

	[STIH416_AUD_DAC_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2553, 14),

	[STIH416_HDTVOUT_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2552, 5),

	[STIH416_VTAC_M_RX_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2552, 25),

	[STIH416_VTAC_A_RX_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2552, 26),

	[STIH416_SYNC_HD_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2553, 5),

	[STIH416_SYNC_SD_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2553, 6),

	[STIH416_BLITTER_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7563, 10),

	[STIH416_GPU_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7563, 11),

	[STIH416_VTAC_M_TX_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7563, 18),

	[STIH416_VTAC_A_TX_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7563, 19),

	[STIH416_VTG_AUX_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7563, 21),

	[STIH416_JPEG_DEC_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7563, 23),

	[STIH416_HVA_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7564, 2),

	[STIH416_COMPO_M_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7564, 3),

	[STIH416_COMPO_A_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7564, 4),

	[STIH416_VP8_DEC_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7564, 10),

	[STIH416_VTG_MAIN_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7564, 16),

	[STIH416_KEYSCAN_SOFTRESET] = STIH416_SRST_LPM(LPM_SYSCFG_1, 8),

};



static struct syscfg_reset_controller_data stih416_powerdown_controller = {

	.wait_for_ack	= true,

	.nr_channels	= ARRAY_SIZE(stih416_powerdowns),

	.channels	= stih416_powerdowns,

};



static struct syscfg_reset_controller_data stih416_softreset_controller = {

	.wait_for_ack = false,

	.active_low = true,

	.nr_channels = ARRAY_SIZE(stih416_softresets),

	.channels = stih416_softresets,

};



static const struct of_device_id stih416_reset_match[] = {

	{ .compatible = "st,stih416-powerdown",

	  .data = &stih416_powerdown_controller, },

	{ .compatible = "st,stih416-softreset",

	  .data = &stih416_softreset_controller, },

	{},

};



static struct platform_driver stih416_reset_driver = {

	.probe = syscfg_reset_probe,

	.driver = {

		.name = "reset-stih416",

		.of_match_table = stih416_reset_match,

	},

};



static int __init stih416_reset_init(void)

{

	return platform_driver_register(&stih416_reset_driver);

}

arch_initcall(stih416_reset_init);