lkml.org 
[lkml]   [2017]   [Apr]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 4.10 077/110] ARM: davinci: add skeleton for pdata-quirks
Date
4.10-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Kevin Hilman <khilman@baylibre.com>

[ Upstream commit 9c9b1bc25291e275b04f758f2549c81e092954f5 ]

Add skeleton pdata-quirks for davinci.

Signed-off-by: Kevin Hilman <khilman@baylibre.com>
[nsekhar@ti.com: move changes to build pdata-quirks.c and call
to pdata_quirks_init() to this patch]
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
arch/arm/mach-davinci/Makefile | 2 -
arch/arm/mach-davinci/da8xx-dt.c | 1
arch/arm/mach-davinci/include/mach/common.h | 2 +
arch/arm/mach-davinci/pdata-quirks.c | 39 ++++++++++++++++++++++++++++
4 files changed, 43 insertions(+), 1 deletion(-)
create mode 100644 arch/arm/mach-davinci/pdata-quirks.c

--- a/arch/arm/mach-davinci/Makefile
+++ b/arch/arm/mach-davinci/Makefile
@@ -21,7 +21,7 @@ obj-$(CONFIG_AINTC) += irq.o
obj-$(CONFIG_CP_INTC) += cp_intc.o

# Board specific
-obj-$(CONFIG_MACH_DA8XX_DT) += da8xx-dt.o
+obj-$(CONFIG_MACH_DA8XX_DT) += da8xx-dt.o pdata-quirks.o
obj-$(CONFIG_MACH_DAVINCI_EVM) += board-dm644x-evm.o
obj-$(CONFIG_MACH_SFFSDR) += board-sffsdr.o
obj-$(CONFIG_MACH_NEUROS_OSD2) += board-neuros-osd2.o
--- a/arch/arm/mach-davinci/da8xx-dt.c
+++ b/arch/arm/mach-davinci/da8xx-dt.c
@@ -62,6 +62,7 @@ static void __init da850_init_machine(vo

of_platform_default_populate(NULL, da850_auxdata_lookup, NULL);
davinci_pm_init();
+ pdata_quirks_init();
}

static const char *const da850_boards_compat[] __initconst = {
--- a/arch/arm/mach-davinci/include/mach/common.h
+++ b/arch/arm/mach-davinci/include/mach/common.h
@@ -102,6 +102,8 @@ int davinci_pm_init(void);
static inline int davinci_pm_init(void) { return 0; }
#endif

+void __init pdata_quirks_init(void);
+
#define SRAM_SIZE SZ_128K

#endif /* __ARCH_ARM_MACH_DAVINCI_COMMON_H */
--- /dev/null
+++ b/arch/arm/mach-davinci/pdata-quirks.c
@@ -0,0 +1,39 @@
+/*
+ * Legacy platform_data quirks
+ *
+ * Copyright (C) 2016 BayLibre, Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/kernel.h>
+#include <linux/of_platform.h>
+
+#include <mach/common.h>
+
+struct pdata_init {
+ const char *compatible;
+ void (*fn)(void);
+};
+
+static void pdata_quirks_check(struct pdata_init *quirks)
+{
+ while (quirks->compatible) {
+ if (of_machine_is_compatible(quirks->compatible)) {
+ if (quirks->fn)
+ quirks->fn();
+ break;
+ }
+ quirks++;
+ }
+}
+
+static struct pdata_init pdata_quirks[] __initdata = {
+ { /* sentinel */ },
+};
+
+void __init pdata_quirks_init(void)
+{
+ pdata_quirks_check(pdata_quirks);
+}

\
 
 \ /
  Last update: 2017-04-10 19:05    [W:0.287 / U:3.752 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site