openwrt/target/linux/brcm63xx/patches-4.4/356-MIPS-BCM63XX-move-fallback-sprom-support-into-its-ow.patch
Jonas Gorski b43c190079 brcm63xx: probe SPI connected switches through DT
Now that we can configure the switches through DT, do so.

Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
2017-06-10 12:40:38 +02:00

189 lines
5.2 KiB
Diff

From cc025e749a1fece61a6cc0d64bbe7b12472259cc Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Tue, 29 Jul 2014 21:31:12 +0200
Subject: [PATCH 01/10] MIPS: BCM63XX: move fallback sprom support into its own
unit
In preparation for enhancing it, move it into its own file. Require a
mac address to be passed as the argument to always "reserve" the mac
regardless of the inclusion state of SSB.
Signed-off-by: Jonas Gorski <jogo@openwrt.org>
---
arch/mips/bcm63xx/Makefile | 2 +-
arch/mips/bcm63xx/boards/board_common.c | 53 ++--------------
arch/mips/bcm63xx/sprom.c | 70 ++++++++++++++++++++++
.../asm/mach-bcm63xx/bcm63xx_fallback_sprom.h | 6 ++
4 files changed, 83 insertions(+), 48 deletions(-)
create mode 100644 arch/mips/bcm63xx/sprom.c
create mode 100644 arch/mips/include/asm/mach-bcm63xx/bcm63xx_fallback_sprom.h
--- a/arch/mips/bcm63xx/Makefile
+++ b/arch/mips/bcm63xx/Makefile
@@ -2,7 +2,7 @@ obj-y += clk.o cpu.o cs.o gpio.o irq.o
setup.o timer.o dev-dsp.o dev-enet.o dev-flash.o \
dev-pcmcia.o dev-rng.o dev-spi.o dev-hsspi.o dev-uart.o \
dev-wdt.o dev-usb-ehci.o dev-usb-ohci.o dev-usb-usbd.o \
- usb-common.o
+ usb-common.o sprom.o
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
obj-y += boards/
--- a/arch/mips/bcm63xx/boards/board_common.c
+++ b/arch/mips/bcm63xx/boards/board_common.c
@@ -40,44 +40,6 @@
static struct board_info board;
/*
- * Register a sane SPROMv2 to make the on-board
- * bcm4318 WLAN work
- */
-#ifdef CONFIG_SSB_PCIHOST
-static struct ssb_sprom bcm63xx_sprom = {
- .revision = 0x02,
- .board_rev = 0x17,
- .country_code = 0x0,
- .ant_available_bg = 0x3,
- .pa0b0 = 0x15ae,
- .pa0b1 = 0xfa85,
- .pa0b2 = 0xfe8d,
- .pa1b0 = 0xffff,
- .pa1b1 = 0xffff,
- .pa1b2 = 0xffff,
- .gpio0 = 0xff,
- .gpio1 = 0xff,
- .gpio2 = 0xff,
- .gpio3 = 0xff,
- .maxpwr_bg = 0x004c,
- .itssi_bg = 0x00,
- .boardflags_lo = 0x2848,
- .boardflags_hi = 0x0000,
-};
-
-int bcm63xx_get_fallback_sprom(struct ssb_bus *bus, struct ssb_sprom *out)
-{
- if (bus->bustype == SSB_BUSTYPE_PCI) {
- memcpy(out, &bcm63xx_sprom, sizeof(struct ssb_sprom));
- return 0;
- } else {
- printk(KERN_ERR PFX "unable to fill SPROM for given bustype.\n");
- return -EINVAL;
- }
-}
-#endif
-
-/*
* return board name for /proc/cpuinfo
*/
const char *board_get_name(void)
@@ -180,6 +142,7 @@ static struct platform_device bcm63xx_gp
int __init board_register_devices(void)
{
int usbh_ports = 0;
+ u8 mac[ETH_ALEN];
if (board.has_uart0)
bcm63xx_uart_register(0);
@@ -224,15 +187,10 @@ int __init board_register_devices(void)
/* Generate MAC address for WLAN and register our SPROM,
* do this after registering enet devices
*/
-#ifdef CONFIG_SSB_PCIHOST
- if (!board_get_mac_address(bcm63xx_sprom.il0mac)) {
- memcpy(bcm63xx_sprom.et0mac, bcm63xx_sprom.il0mac, ETH_ALEN);
- memcpy(bcm63xx_sprom.et1mac, bcm63xx_sprom.il0mac, ETH_ALEN);
- if (ssb_arch_register_fallback_sprom(
- &bcm63xx_get_fallback_sprom) < 0)
- pr_err(PFX "failed to register fallback SPROM\n");
- }
-#endif
+
+ if (board_get_mac_address(mac) ||
+ bcm63xx_register_fallback_sprom(mac))
+ pr_err(PFX "failed to register fallback SPROM\n");
bcm63xx_spi_register();
--- /dev/null
+++ b/arch/mips/bcm63xx/sprom.c
@@ -0,0 +1,70 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
+ * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/platform_device.h>
+#include <linux/ssb/ssb.h>
+#include <bcm63xx_fallback_sprom.h>
+#include <board_bcm963xx.h>
+
+#define PFX "sprom: "
+
+/*
+ * Register a sane SPROMv2 to make the on-board
+ * bcm4318 WLAN work
+ */
+#ifdef CONFIG_SSB_PCIHOST
+static struct ssb_sprom bcm63xx_sprom = {
+ .revision = 0x02,
+ .board_rev = 0x17,
+ .country_code = 0x0,
+ .ant_available_bg = 0x3,
+ .pa0b0 = 0x15ae,
+ .pa0b1 = 0xfa85,
+ .pa0b2 = 0xfe8d,
+ .pa1b0 = 0xffff,
+ .pa1b1 = 0xffff,
+ .pa1b2 = 0xffff,
+ .gpio0 = 0xff,
+ .gpio1 = 0xff,
+ .gpio2 = 0xff,
+ .gpio3 = 0xff,
+ .maxpwr_bg = 0x004c,
+ .itssi_bg = 0x00,
+ .boardflags_lo = 0x2848,
+ .boardflags_hi = 0x0000,
+};
+
+int bcm63xx_get_fallback_sprom(struct ssb_bus *bus, struct ssb_sprom *out)
+{
+ if (bus->bustype == SSB_BUSTYPE_PCI) {
+ memcpy(out, &bcm63xx_sprom, sizeof(struct ssb_sprom));
+ return 0;
+ } else {
+ printk(KERN_ERR PFX "unable to fill SPROM for given bustype.\n");
+ return -EINVAL;
+ }
+}
+#endif
+
+int __init bcm63xx_register_fallback_sprom(u8 *mac)
+{
+ int ret = 0;
+
+#ifdef CONFIG_SSB_PCIHOST
+ memcpy(bcm63xx_sprom.il0mac, mac, ETH_ALEN);
+ memcpy(bcm63xx_sprom.et0mac, mac, ETH_ALEN);
+ memcpy(bcm63xx_sprom.et1mac, mac, ETH_ALEN);
+
+ ret = ssb_arch_register_fallback_sprom(&bcm63xx_get_fallback_sprom);
+#endif
+ return ret;
+}
--- /dev/null
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_fallback_sprom.h
@@ -0,0 +1,6 @@
+#ifndef __BCM63XX_FALLBACK_SPROM
+#define __BCM63XX_FALLBACK_SPROM
+
+int bcm63xx_register_fallback_sprom(u8 *mac);
+
+#endif