Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/g…

…it/soc/soc

Pull ARM SoC platform updates from Olof Johansson:
 "Most of these are smaller fixes that have accrued, and some continued
  cleanup of OMAP platforms towards shared frameworks.

  One new SoC from Atmel/Microchip: sam9x60"

* tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (35 commits)
  ARM: OMAP2+: Fix undefined reference to omap_secure_init
  ARM: s3c64xx: Drop unneeded select of TIMER_OF
  ARM: exynos: Drop unneeded select of MIGHT_HAVE_CACHE_L2X0
  ARM: s3c24xx: Switch to atomic pwm API in rx1950
  ARM: OMAP2+: sleep43xx: Call secure suspend/resume handlers
  ARM: OMAP2+: Use ARM SMC Calling Convention when OP-TEE is available
  ARM: OMAP2+: Introduce check for OP-TEE in omap_secure_init()
  ARM: OMAP2+: Add omap_secure_init callback hook for secure initialization
  ARM: at91: Documentation: add sam9x60 product and datasheet
  ARM: at91: pm: use of_device_id array to find the proper shdwc node
  ARM: at91: pm: use SAM9X60 PMC's compatible
  ARM: imx: only select ARM_ERRATA_814220 for ARMv7-A
  ARM: zynq: use physical cpuid in zynq_slcr_cpu_stop/start
  ARM: tegra: Use clk_m CPU on Tegra124 LP1 resume
  ARM: tegra: Modify reshift divider during LP1
  ARM: tegra: Enable PLLP bypass during Tegra124 LP1
  ARM: samsung: Rename Samsung and Exynos to lowercase
  ARM: exynos: Correct the help text for platform Kconfig option
  ARM: bcm: Select ARM_AMBA for ARCH_BRCMSTB
  ARM: brcmstb: Add debug UART entry for 7216
  ...

Documentation/arm/microchip.rst

@@ -92,6 +92,12 @@ the Microchip website: http://www.microchip.com.
 
           http://ww1.microchip.com/downloads/en/DeviceDoc/DS60001517A.pdf
 
+      - sam9x60
+
+          * Datasheet
+
+          http://ww1.microchip.com/downloads/en/DeviceDoc/SAM9X60-Data-Sheet-DS60001579A.pdf
+
     * ARM Cortex-A5 based SoCs
       - sama5d3 family
 

arch/arm/Kconfig.debug

@@ -147,14 +147,14 @@ choice
 		    0x80024000      | 0xf0024000     | UART9
 
 	config DEBUG_AT91_RM9200_DBGU
-		bool "Kernel low-level debugging on AT91RM9200, AT91SAM9 DBGU"
+		bool "Kernel low-level debugging on AT91RM9200, AT91SAM9, SAM9X60 DBGU"
 		select DEBUG_AT91_UART
-		depends on SOC_AT91RM9200 || SOC_AT91SAM9
+		depends on SOC_AT91RM9200 || SOC_AT91SAM9 || SOC_SAM9X60
 		help
 		  Say Y here if you want kernel low-level debugging support
 		  on the DBGU port of:
 		    at91rm9200, at91sam9260, at91sam9g20, at91sam9261,
-		    at91sam9g10, at91sam9n12, at91sam9rl64, at91sam9x5
+		    at91sam9g10, at91sam9n12, at91sam9rl64, at91sam9x5, sam9x60
 
 	config DEBUG_AT91_SAM9263_DBGU
 		bool "Kernel low-level debugging on AT91SAM{9263,9G45,A5D3} DBGU"

arch/arm/include/debug/brcmstb.S

@@ -31,6 +31,7 @@
 #define UARTA_7268		UARTA_7255
 #define UARTA_7271		UARTA_7268
 #define UARTA_7278		REG_PHYS_ADDR_V7(0x40c000)
+#define UARTA_7216		UARTA_7278
 #define UARTA_7364		REG_PHYS_ADDR(0x40b000)
 #define UARTA_7366		UARTA_7364
 #define UARTA_74371		REG_PHYS_ADDR(0x406b00)
@@ -82,17 +83,18 @@ ARM_BE8(	rev	\rv, \rv )
 
 		/* Chip specific detection starts here */
 20:		checkuart(\rp, \rv, 0x33900000, 3390)
-21:		checkuart(\rp, \rv, 0x72500000, 7250)
-22:		checkuart(\rp, \rv, 0x72550000, 7255)
-23:		checkuart(\rp, \rv, 0x72600000, 7260)
-24:		checkuart(\rp, \rv, 0x72680000, 7268)
-25:		checkuart(\rp, \rv, 0x72710000, 7271)
-26:		checkuart(\rp, \rv, 0x72780000, 7278)
-27:		checkuart(\rp, \rv, 0x73640000, 7364)
-28:		checkuart(\rp, \rv, 0x73660000, 7366)
-29:		checkuart(\rp, \rv, 0x07437100, 74371)
-30:		checkuart(\rp, \rv, 0x74390000, 7439)
-31:		checkuart(\rp, \rv, 0x74450000, 7445)
+21:		checkuart(\rp, \rv, 0x72160000, 7216)
+22:		checkuart(\rp, \rv, 0x72500000, 7250)
+23:		checkuart(\rp, \rv, 0x72550000, 7255)
+24:		checkuart(\rp, \rv, 0x72600000, 7260)
+25:		checkuart(\rp, \rv, 0x72680000, 7268)
+26:		checkuart(\rp, \rv, 0x72710000, 7271)
+27:		checkuart(\rp, \rv, 0x72780000, 7278)
+28:		checkuart(\rp, \rv, 0x73640000, 7364)
+29:		checkuart(\rp, \rv, 0x73660000, 7366)
+30:		checkuart(\rp, \rv, 0x07437100, 74371)
+31:		checkuart(\rp, \rv, 0x74390000, 7439)
+32:		checkuart(\rp, \rv, 0x74450000, 7445)
 
 		/* No valid UART found */
 90:		mov	\rp, #0

arch/arm/mach-at91/Kconfig

@@ -105,11 +105,28 @@ config SOC_AT91SAM9
 	    AT91SAM9X35
 	    AT91SAM9XE
 
+config SOC_SAM9X60
+	bool "SAM9X60"
+	depends on ARCH_MULTI_V5
+	select ATMEL_AIC5_IRQ
+	select ATMEL_PM if PM
+	select ATMEL_SDRAMC
+	select CPU_ARM926T
+	select HAVE_AT91_USB_CLK
+	select HAVE_AT91_GENERATED_CLK
+	select HAVE_AT91_SAM9X60_PLL
+	select MEMORY
+	select PINCTRL_AT91
+	select SOC_SAM_V4_V5
+	select SRAM if PM
+	help
+	  Select this if you are using Microchip's SAM9X60 SoC
+
 comment "Clocksource driver selection"
 
 config ATMEL_CLOCKSOURCE_PIT
 	bool "Periodic Interval Timer (PIT) support"
-	depends on SOC_AT91SAM9 || SOC_SAMA5
+	depends on SOC_AT91SAM9 || SOC_SAM9X60 || SOC_SAMA5
 	default SOC_AT91SAM9 || SOC_SAMA5
 	select ATMEL_PIT
 	help
@@ -119,7 +136,7 @@ config ATMEL_CLOCKSOURCE_PIT
 
 config ATMEL_CLOCKSOURCE_TCB
 	bool "Timer Counter Blocks (TCB) support"
-	default SOC_AT91RM9200 || SOC_AT91SAM9 || SOC_SAMA5
+	default SOC_AT91RM9200 || SOC_AT91SAM9 || SOC_SAM9X60 || SOC_SAMA5
 	select ATMEL_TCB_CLKSRC
 	help
 	  Select this to get a high precision clocksource based on a
@@ -154,6 +171,9 @@ config HAVE_AT91_AUDIO_PLL
 config HAVE_AT91_I2S_MUX_CLK
 	bool
 
+config HAVE_AT91_SAM9X60_PLL
+	bool
+
 config SOC_SAM_V4_V5
 	bool
 

arch/arm/mach-at91/Makefile

@@ -6,6 +6,7 @@
 # CPU-specific support
 obj-$(CONFIG_SOC_AT91RM9200)	+= at91rm9200.o
 obj-$(CONFIG_SOC_AT91SAM9)	+= at91sam9.o
+obj-$(CONFIG_SOC_SAM9X60)	+= sam9x60.o
 obj-$(CONFIG_SOC_SAMA5)		+= sama5.o
 obj-$(CONFIG_SOC_SAMV7)		+= samv7.o
 

arch/arm/mach-at91/at91sam9.c

@@ -31,21 +31,3 @@ DT_MACHINE_START(at91sam_dt, "Atmel AT91SAM9")
 	.init_machine	= at91sam9_init,
 	.dt_compat	= at91_dt_board_compat,
 MACHINE_END
-
-static void __init sam9x60_init(void)
-{
-	of_platform_default_populate(NULL, NULL, NULL);
-
-	sam9x60_pm_init();
-}
-
-static const char *const sam9x60_dt_board_compat[] __initconst = {
-	"microchip,sam9x60",
-	NULL
-};
-
-DT_MACHINE_START(sam9x60_dt, "Microchip SAM9X60")
-	/* Maintainer: Microchip */
-	.init_machine	= sam9x60_init,
-	.dt_compat	= sam9x60_dt_board_compat,
-MACHINE_END

arch/arm/mach-at91/pm.c

@@ -691,6 +691,12 @@ static void __init at91_pm_use_default_mode(int pm_mode)
 		soc_pm.data.suspend_mode = AT91_PM_ULP0;
 }
 
+static const struct of_device_id atmel_shdwc_ids[] = {
+	{ .compatible = "atmel,sama5d2-shdwc" },
+	{ .compatible = "microchip,sam9x60-shdwc" },
+	{ /* sentinel. */ }
+};
+
 static void __init at91_pm_modes_init(void)
 {
 	struct device_node *np;
@@ -700,7 +706,7 @@ static void __init at91_pm_modes_init(void)
 	    !at91_is_pm_mode_active(AT91_PM_ULP1))
 		return;
 
-	np = of_find_compatible_node(NULL, NULL, "atmel,sama5d2-shdwc");
+	np = of_find_matching_node(NULL, atmel_shdwc_ids);
 	if (!np) {
 		pr_warn("%s: failed to find shdwc!\n", __func__);
 		goto ulp1_default;
@@ -751,6 +757,7 @@ static const struct of_device_id atmel_pmc_ids[] __initconst = {
 	{ .compatible = "atmel,sama5d3-pmc", .data = &pmc_infos[1] },
 	{ .compatible = "atmel,sama5d4-pmc", .data = &pmc_infos[1] },
 	{ .compatible = "atmel,sama5d2-pmc", .data = &pmc_infos[1] },
+	{ .compatible = "microchip,sam9x60-pmc", .data = &pmc_infos[1] },
 	{ /* sentinel */ },
 };
 
@@ -805,7 +812,7 @@ void __init at91rm9200_pm_init(void)
 
 void __init sam9x60_pm_init(void)
 {
-	if (!IS_ENABLED(CONFIG_SOC_AT91SAM9))
+	if (!IS_ENABLED(CONFIG_SOC_SAM9X60))
 		return;
 
 	at91_pm_modes_init();

arch/arm/mach-at91/sam9x60.c

@@ -0,0 +1,34 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Setup code for SAM9X60.
+ *
+ * Copyright (C) 2019 Microchip Technology Inc. and its subsidiaries
+ *
+ * Author: Claudiu Beznea <[email protected]>
+ */
+
+#include <linux/of.h>
+#include <linux/of_platform.h>
+
+#include <asm/mach/arch.h>
+#include <asm/system_misc.h>
+
+#include "generic.h"
+
+static void __init sam9x60_init(void)
+{
+	of_platform_default_populate(NULL, NULL, NULL);
+
+	sam9x60_pm_init();
+}
+
+static const char *const sam9x60_dt_board_compat[] __initconst = {
+	"microchip,sam9x60",
+	NULL
+};
+
+DT_MACHINE_START(sam9x60_dt, "Microchip SAM9X60")
+	/* Maintainer: Microchip */
+	.init_machine	= sam9x60_init,
+	.dt_compat	= sam9x60_dt_board_compat,
+MACHINE_END

arch/arm/mach-bcm/Kconfig

@@ -211,6 +211,7 @@ config ARCH_BRCMSTB
 	bool "Broadcom BCM7XXX based boards"
 	depends on ARCH_MULTI_V7
 	select ARCH_HAS_RESET_CONTROLLER
+	select ARM_AMBA
 	select ARM_GIC
 	select ARM_ERRATA_798181 if SMP
 	select HAVE_ARM_ARCH_TIMER

arch/arm/mach-exynos/Kconfig

@@ -3,10 +3,10 @@
 # Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
 #		http://www.samsung.com/
 
-# Configuration options for the EXYNOS
+# Configuration options for the Samsung Exynos
 
 menuconfig ARCH_EXYNOS
-	bool "Samsung EXYNOS"
+	bool "Samsung Exynos"
 	depends on ARCH_MULTI_V7
 	select ARCH_HAS_HOLES_MEMORYMODEL
 	select ARCH_SUPPORTS_BIG_ENDIAN
@@ -42,7 +42,7 @@ menuconfig ARCH_EXYNOS
 	select POWER_RESET_SYSCON
 	select POWER_RESET_SYSCON_POWEROFF
 	help
-	  Support for SAMSUNG EXYNOS SoCs (EXYNOS4/5)
+	  Support for Samsung Exynos SoCs
 
 if ARCH_EXYNOS
 
@@ -52,71 +52,70 @@ config S5P_DEV_MFC
 	  Compile in setup memory (init) code for MFC
 
 config ARCH_EXYNOS3
-	bool "SAMSUNG EXYNOS3"
+	bool "Samsung Exynos3"
 	default y
 	select ARM_CPU_SUSPEND if PM
 	help
-	  Samsung EXYNOS3 (Cortex-A7) SoC based systems
+	  Samsung Exynos3 (Cortex-A7) SoC based systems
 
 config ARCH_EXYNOS4
-	bool "SAMSUNG EXYNOS4"
+	bool "Samsung Exynos4"
 	default y
 	select ARM_CPU_SUSPEND if PM_SLEEP
 	select CLKSRC_SAMSUNG_PWM if CPU_EXYNOS4210
 	select CPU_EXYNOS4210
 	select GIC_NON_BANKED
-	select MIGHT_HAVE_CACHE_L2X0
 	help
-	  Samsung EXYNOS4 (Cortex-A9) SoC based systems
+	  Samsung Exynos4 (Cortex-A9) SoC based systems
 
 config ARCH_EXYNOS5
-	bool "SAMSUNG EXYNOS5"
+	bool "Samsung Exynos5"
 	default y
 	help
-	  Samsung EXYNOS5 (Cortex-A15/A7) SoC based systems
+	  Samsung Exynos5 (Cortex-A15/A7) SoC based systems
 
-comment "EXYNOS SoCs"
+comment "Exynos SoCs"
 
 config SOC_EXYNOS3250
-	bool "SAMSUNG EXYNOS3250"
+	bool "Samsung Exynos3250"
 	default y
 	depends on ARCH_EXYNOS3
 
 config CPU_EXYNOS4210
-	bool "SAMSUNG EXYNOS4210"
+	bool "Samsung Exynos4210"
 	default y
 	depends on ARCH_EXYNOS4
 
 config SOC_EXYNOS4412
-	bool "SAMSUNG EXYNOS4412"
+	bool "Samsung Exynos4412"
 	default y
 	depends on ARCH_EXYNOS4
 
 config SOC_EXYNOS5250
-	bool "SAMSUNG EXYNOS5250"
+	bool "Samsung Exynos5250"
 	default y
 	depends on ARCH_EXYNOS5
 
 config SOC_EXYNOS5260
-	bool "SAMSUNG EXYNOS5260"
+	bool "Samsung Exynos5260"
 	default y
 	depends on ARCH_EXYNOS5
 
 config SOC_EXYNOS5410
-	bool "SAMSUNG EXYNOS5410"
+	bool "Samsung Exynos5410"
 	default y
 	depends on ARCH_EXYNOS5
 
 config SOC_EXYNOS5420
-	bool "SAMSUNG EXYNOS5420"
+	bool "Samsung Exynos5420"
 	default y
 	depends on ARCH_EXYNOS5
 	select EXYNOS_MCPM if SMP
 	select ARM_CCI400_PORT_CTRL
 	select ARM_CPU_SUSPEND
 
 config SOC_EXYNOS5800
-	bool "SAMSUNG EXYNOS5800"
+	bool "Samsung EXYNOS5800"
 	default y
 	depends on SOC_EXYNOS5420
 

arch/arm/mach-exynos/common.h

@@ -3,7 +3,7 @@
  * Copyright (c) 2011 Samsung Electronics Co., Ltd.
  *		http://www.samsung.com
  *
- * Common Header for EXYNOS machines
+ * Common Header for Exynos machines
  */
 
 #ifndef __ARCH_ARM_MACH_EXYNOS_COMMON_H

arch/arm/mach-exynos/exynos.c

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 //
-// SAMSUNG EXYNOS Flattened Device Tree enabled machine
+// Samsung Exynos Flattened Device Tree enabled machine
 //
 // Copyright (c) 2010-2014 Samsung Electronics Co., Ltd.
 //		http://www.samsung.com
@@ -192,7 +192,7 @@ static void __init exynos_dt_fixup(void)
 	of_fdt_limit_memory(8);
 }
 
-DT_MACHINE_START(EXYNOS_DT, "SAMSUNG EXYNOS (Flattened Device Tree)")
+DT_MACHINE_START(EXYNOS_DT, "Samsung Exynos (Flattened Device Tree)")
 	.l2c_aux_val	= 0x3c400001,
 	.l2c_aux_mask	= 0xc20fffff,
 	.smp		= smp_ops(exynos_smp_ops),

arch/arm/mach-exynos/include/mach/map.h

@@ -3,7 +3,7 @@
  * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
  *		http://www.samsung.com/
  *
- * EXYNOS - Memory map definitions
+ * Exynos - Memory map definitions
  */
 
 #ifndef __ASM_ARCH_MAP_H

arch/arm/mach-exynos/pm.c

@@ -3,7 +3,7 @@
 // Copyright (c) 2011-2014 Samsung Electronics Co., Ltd.
 //		http://www.samsung.com
 //
-// EXYNOS - Power Management support
+// Exynos - Power Management support
 //
 // Based on arch/arm/mach-s3c2410/pm.c
 // Copyright (c) 2006 Simtec Electronics

arch/arm/mach-exynos/smc.h

@@ -2,7 +2,7 @@
 /*
  *  Copyright (c) 2012 Samsung Electronics.
  *
- * EXYNOS - SMC Call
+ * Exynos - SMC Call
  */
 
 #ifndef __ASM_ARCH_EXYNOS_SMC_H