lkml.org 
[lkml]   [2015]   [Mar]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v2 8/9] ARM: at91: sama5 use SoC detection infrastructure
Date
Use the soc detection infrastructure for sama5 initialization.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
---
arch/arm/mach-at91/sama5.c | 54 +++++++++++++++++++++++++++++++++-------------
arch/arm/mach-at91/soc.h | 14 ++++++++++++
2 files changed, 53 insertions(+), 15 deletions(-)

diff --git a/arch/arm/mach-at91/sama5.c b/arch/arm/mach-at91/sama5.c
index 03dcb441f3d2..c033c58faf35 100644
--- a/arch/arm/mach-at91/sama5.c
+++ b/arch/arm/mach-at91/sama5.c
@@ -7,27 +7,46 @@
* Licensed under GPLv2 or later.
*/

-#include <linux/types.h>
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/gpio.h>
#include <linux/micrel_phy.h>
#include <linux/of.h>
-#include <linux/of_irq.h>
#include <linux/of_platform.h>
#include <linux/phy.h>
-#include <linux/clk-provider.h>
-#include <linux/phy.h>
-
-#include <mach/hardware.h>

-#include <asm/setup.h>
-#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
-#include <asm/mach/irq.h>
+#include <asm/system_misc.h>
+
+#include <mach/hardware.h>

#include "generic.h"
+#include "soc.h"
+
+static const struct at91_soc sama5_socs[] = {
+ AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D31_EXID_MATCH,
+ "sama5d3", "sama5d31"),
+ AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D33_EXID_MATCH,
+ "sama5d3", "sama5d33"),
+ AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D34_EXID_MATCH,
+ "sama5d3", "sama5d34"),
+ AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D35_EXID_MATCH,
+ "sama5d3", "sama5d35"),
+ AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D36_EXID_MATCH,
+ "sama5d3", "sama5d36"),
+ AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D41_EXID_MATCH,
+ "sama5d4", "sama5d41"),
+ AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D42_EXID_MATCH,
+ "sama5d4", "sama5d41"),
+ AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D43_EXID_MATCH,
+ "sama5d4", "sama5d43"),
+ AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D44_EXID_MATCH,
+ "sama5d4", "sama5d44"),
+ { /* sentinel */ },
+};
+
+static const struct at91_soc_family sama5_families[] = {
+ AT91_SOC_FAMILY(ARCH_ID_SAMA5, "SAMA5", sama5_socs),
+ { /* sentinel */ },
+};

static int ksz8081_phy_fixup(struct phy_device *phy)
{
@@ -42,13 +61,20 @@ static int ksz8081_phy_fixup(struct phy_device *phy)

static void __init sama5_dt_device_init(void)
{
+ struct soc_device *soc;
+ struct device *soc_dev = NULL;
+
+ soc = at91_soc_init(sama5_families);
+ if (soc != NULL)
+ soc_dev = soc_device_to_device(soc);
+
if (of_machine_is_compatible("atmel,sama5d4ek") &&
IS_ENABLED(CONFIG_PHYLIB)) {
phy_register_fixup_for_id("fc028000.etherne:00",
ksz8081_phy_fixup);
}

- of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+ of_platform_populate(NULL, of_default_bus_match_table, NULL, soc_dev);
at91sam9x5_pm_init();
}

@@ -59,7 +85,6 @@ static const char *sama5_dt_board_compat[] __initconst = {

DT_MACHINE_START(sama5_dt, "Atmel SAMA5")
/* Maintainer: Atmel */
- .map_io = at91_map_io,
.init_machine = sama5_dt_device_init,
.dt_compat = sama5_dt_board_compat,
MACHINE_END
@@ -93,7 +118,6 @@ static struct map_desc at91_io_desc[] __initdata = {

static void __init sama5_alt_map_io(void)
{
- at91_alt_map_io();
iotable_init(at91_io_desc, ARRAY_SIZE(at91_io_desc));
}

diff --git a/arch/arm/mach-at91/soc.h b/arch/arm/mach-at91/soc.h
index 4ed7e0bd7a62..ed14c387e1b8 100644
--- a/arch/arm/mach-at91/soc.h
+++ b/arch/arm/mach-at91/soc.h
@@ -78,4 +78,18 @@ at91_soc_init(const struct at91_soc_family *families);
#define AT91SAM9XE256_CIDR_MATCH 0x329a93a0
#define AT91SAM9XE512_CIDR_MATCH 0x329aa3a0

+#define ARCH_ID_SAMA5 0xa5
+#define SAMA5D3_CIDR_MATCH 0x0a5c07c0
+#define SAMA5D31_EXID_MATCH 0x00444300
+#define SAMA5D33_EXID_MATCH 0x00414300
+#define SAMA5D34_EXID_MATCH 0x00414301
+#define SAMA5D35_EXID_MATCH 0x00584300
+#define SAMA5D36_EXID_MATCH 0x00004301
+
+#define SAMA5D4_CIDR_MATCH 0x0a5c07c0
+#define SAMA5D41_EXID_MATCH 0x00000001
+#define SAMA5D42_EXID_MATCH 0x00000002
+#define SAMA5D43_EXID_MATCH 0x00000003
+#define SAMA5D44_EXID_MATCH 0x00000004
+
#endif /* __AT91_SOC_H */
--
2.1.0


\
 
 \ /
  Last update: 2015-03-05 13:21    [W:0.125 / U:0.116 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site