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openwrt/target/linux/brcm63xx/patches-4.9/207-MIPS-BCM63XX-move-device-registration-code-into-its-.patch
Jonas Gorski b0c5e8b927 brcm63xx: add kernel 4.9 support 
Add support for kernel 4.9 based on the more upstream comformant
partition defintions. Increases compressed kernel size by ~95k
compared to 4.4.

Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
2018-02-11 23:15:05 +01:00

493 lines
12 KiB
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From 5a50cb0d53344a2429831b00925d6183d4d332e1 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Sun, 9 Mar 2014 03:54:05 +0100
Subject: [PATCH 40/44] MIPS: BCM63XX: move device registration code into its
own file
Move device registration code into its own file to allow sharing it
between board implementations.
Signed-off-by: Jonas Gorski <jogo@openwrt.org>
---
arch/mips/bcm63xx/boards/Makefile | 1 +
arch/mips/bcm63xx/boards/board_bcm963xx.c | 188 +-------------------------
arch/mips/bcm63xx/boards/board_common.c | 215 ++++++++++++++++++++++++++++++
arch/mips/bcm63xx/boards/board_common.h | 8 ++
4 files changed, 223 insertions(+), 183 deletions(-)
create mode 100644 arch/mips/bcm63xx/boards/board_common.c
create mode 100644 arch/mips/bcm63xx/boards/board_common.h
--- a/arch/mips/bcm63xx/boards/Makefile
+++ b/arch/mips/bcm63xx/boards/Makefile
@@ -1 +1,2 @@
+obj-y += board_common.o
obj-$(CONFIG_BOARD_BCM963XX) += board_bcm963xx.o
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -12,34 +12,21 @@
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/string.h>
-#include <linux/platform_device.h>
-#include <linux/ssb/ssb.h>
#include <asm/addrspace.h>
#include <bcm63xx_board.h>
#include <bcm63xx_cpu.h>
-#include <bcm63xx_dev_uart.h>
#include <bcm63xx_regs.h>
#include <bcm63xx_io.h>
#include <bcm63xx_nvram.h>
-#include <bcm63xx_dev_pci.h>
-#include <bcm63xx_dev_enet.h>
-#include <bcm63xx_dev_dsp.h>
-#include <bcm63xx_dev_flash.h>
-#include <bcm63xx_dev_hsspi.h>
-#include <bcm63xx_dev_pcmcia.h>
-#include <bcm63xx_dev_spi.h>
-#include <bcm63xx_dev_usb_ehci.h>
-#include <bcm63xx_dev_usb_ohci.h>
-#include <bcm63xx_dev_usb_usbd.h>
#include <board_bcm963xx.h>
+#include "board_common.h"
+
#include <uapi/linux/bcm933xx_hcs.h>
#define HCS_OFFSET_128K 0x20000
-static struct board_info board;
-
/*
* known 3368 boards
*/
@@ -712,52 +699,6 @@ static const struct board_info __initcon
};
/*
- * 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 {
- pr_err("unable to fill SPROM for given bustype\n");
- return -EINVAL;
- }
-}
-#endif
-
-/*
- * return board name for /proc/cpuinfo
- */
-const char *board_get_name(void)
-{
- return board.name;
-}
-
-/*
* early init callback, read nvram data from flash and checksum it
*/
void __init board_prom_init(void)
@@ -802,140 +743,15 @@ void __init board_prom_init(void)
if (strncmp(board_name, bcm963xx_boards[i]->name, 16))
continue;
/* copy, board desc array is marked initdata */
- memcpy(&board, bcm963xx_boards[i], sizeof(board));
+ board_early_setup(bcm963xx_boards[i]);
break;
}
- /* bail out if board is not found, will complain later */
- if (!board.name[0]) {
+ /* warn if board is not found, will complain later */
+ if (i == ARRAY_SIZE(bcm963xx_boards)) {
char name[17];
memcpy(name, board_name, 16);
name[16] = 0;
pr_err("unknown bcm963xx board: %s\n", name);
- return;
- }
-
- /* setup pin multiplexing depending on board enabled device,
- * this has to be done this early since PCI init is done
- * inside arch_initcall */
- val = 0;
-
-#ifdef CONFIG_PCI
- if (board.has_pci) {
- bcm63xx_pci_enabled = 1;
- if (BCMCPU_IS_6348())
- val |= GPIO_MODE_6348_G2_PCI;
- }
-#endif
-
- if (board.has_pccard) {
- if (BCMCPU_IS_6348())
- val |= GPIO_MODE_6348_G1_MII_PCCARD;
- }
-
- if (board.has_enet0 && !board.enet0.use_internal_phy) {
- if (BCMCPU_IS_6348())
- val |= GPIO_MODE_6348_G3_EXT_MII |
- GPIO_MODE_6348_G0_EXT_MII;
- }
-
- if (board.has_enet1 && !board.enet1.use_internal_phy) {
- if (BCMCPU_IS_6348())
- val |= GPIO_MODE_6348_G3_EXT_MII |
- GPIO_MODE_6348_G0_EXT_MII;
- }
-
- bcm_gpio_writel(val, GPIO_MODE_REG);
-}
-
-/*
- * second stage init callback, good time to panic if we couldn't
- * identify on which board we're running since early printk is working
- */
-void __init board_setup(void)
-{
- if (!board.name[0])
- panic("unable to detect bcm963xx board");
- pr_info("board name: %s\n", board.name);
-
- /* make sure we're running on expected cpu */
- if (bcm63xx_get_cpu_id() != board.expected_cpu_id)
- panic("unexpected CPU for bcm963xx board");
-}
-
-static struct gpio_led_platform_data bcm63xx_led_data;
-
-static struct platform_device bcm63xx_gpio_leds = {
- .name = "leds-gpio",
- .id = 0,
- .dev.platform_data = &bcm63xx_led_data,
-};
-
-/*
- * third stage init callback, register all board devices.
- */
-int __init board_register_devices(void)
-{
- if (board.has_uart0)
- bcm63xx_uart_register(0);
-
- if (board.has_uart1)
- bcm63xx_uart_register(1);
-
- if (board.has_pccard)
- bcm63xx_pcmcia_register();
-
- if (board.has_enet0 &&
- !bcm63xx_nvram_get_mac_address(board.enet0.mac_addr))
- bcm63xx_enet_register(0, &board.enet0);
-
- if (board.has_enet1 &&
- !bcm63xx_nvram_get_mac_address(board.enet1.mac_addr))
- bcm63xx_enet_register(1, &board.enet1);
-
- if (board.has_enetsw &&
- !bcm63xx_nvram_get_mac_address(board.enetsw.mac_addr))
- bcm63xx_enetsw_register(&board.enetsw);
-
- if (board.has_usbd)
- bcm63xx_usbd_register(&board.usbd);
-
- if (board.has_ehci0)
- bcm63xx_ehci_register();
-
- if (board.has_ohci0)
- bcm63xx_ohci_register();
-
- if (board.has_dsp)
- bcm63xx_dsp_register(&board.dsp);
-
- /* Generate MAC address for WLAN and register our SPROM,
- * do this after registering enet devices
- */
-#ifdef CONFIG_SSB_PCIHOST
- if (!bcm63xx_nvram_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("failed to register fallback SPROM\n");
}
-#endif
-
- bcm63xx_spi_register();
-
- bcm63xx_hsspi_register();
-
- bcm63xx_flash_register();
-
- bcm63xx_led_data.num_leds = ARRAY_SIZE(board.leds);
- bcm63xx_led_data.leds = board.leds;
-
- platform_device_register(&bcm63xx_gpio_leds);
-
- if (board.ephy_reset_gpio && board.ephy_reset_gpio_flags)
- gpio_request_one(board.ephy_reset_gpio,
- board.ephy_reset_gpio_flags, "ephy-reset");
-
- return 0;
}
--- /dev/null
+++ b/arch/mips/bcm63xx/boards/board_common.c
@@ -0,0 +1,218 @@
+/*
+ * 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 <asm/addrspace.h>
+#include <bcm63xx_board.h>
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_dev_uart.h>
+#include <bcm63xx_regs.h>
+#include <bcm63xx_io.h>
+#include <bcm63xx_nvram.h>
+#include <bcm63xx_gpio.h>
+#include <bcm63xx_dev_pci.h>
+#include <bcm63xx_dev_enet.h>
+#include <bcm63xx_dev_dsp.h>
+#include <bcm63xx_dev_flash.h>
+#include <bcm63xx_dev_hsspi.h>
+#include <bcm63xx_dev_pcmcia.h>
+#include <bcm63xx_dev_spi.h>
+#include <bcm63xx_dev_usb_ehci.h>
+#include <bcm63xx_dev_usb_ohci.h>
+#include <bcm63xx_dev_usb_usbd.h>
+#include <board_bcm963xx.h>
+
+#define PFX "board: "
+
+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)
+{
+ return board.name;
+}
+
+/*
+ * setup board for device registration
+ */
+void __init board_early_setup(const struct board_info *target)
+{
+ u32 val;
+
+ memcpy(&board, target, sizeof(board));
+
+ /* setup pin multiplexing depending on board enabled device,
+ * this has to be done this early since PCI init is done
+ * inside arch_initcall */
+ val = 0;
+
+#ifdef CONFIG_PCI
+ if (board.has_pci) {
+ bcm63xx_pci_enabled = 1;
+ if (BCMCPU_IS_6348())
+ val |= GPIO_MODE_6348_G2_PCI;
+ }
+#endif
+
+ if (board.has_pccard) {
+ if (BCMCPU_IS_6348())
+ val |= GPIO_MODE_6348_G1_MII_PCCARD;
+ }
+
+ if (board.has_enet0 && !board.enet0.use_internal_phy) {
+ if (BCMCPU_IS_6348())
+ val |= GPIO_MODE_6348_G3_EXT_MII |
+ GPIO_MODE_6348_G0_EXT_MII;
+ }
+
+ if (board.has_enet1 && !board.enet1.use_internal_phy) {
+ if (BCMCPU_IS_6348())
+ val |= GPIO_MODE_6348_G3_EXT_MII |
+ GPIO_MODE_6348_G0_EXT_MII;
+ }
+
+ bcm_gpio_writel(val, GPIO_MODE_REG);
+}
+
+
+/*
+ * second stage init callback, good time to panic if we couldn't
+ * identify on which board we're running since early printk is working
+ */
+void __init board_setup(void)
+{
+ if (!board.name[0])
+ panic("unable to detect bcm963xx board");
+ printk(KERN_INFO PFX "board name: %s\n", board.name);
+
+ /* make sure we're running on expected cpu */
+ if (bcm63xx_get_cpu_id() != board.expected_cpu_id)
+ panic("unexpected CPU for bcm963xx board");
+}
+
+static struct gpio_led_platform_data bcm63xx_led_data;
+
+static struct platform_device bcm63xx_gpio_leds = {
+ .name = "leds-gpio",
+ .id = 0,
+ .dev.platform_data = &bcm63xx_led_data,
+};
+
+/*
+ * third stage init callback, register all board devices.
+ */
+int __init board_register_devices(void)
+{
+ if (board.has_uart0)
+ bcm63xx_uart_register(0);
+
+ if (board.has_uart1)
+ bcm63xx_uart_register(1);
+
+ if (board.has_pccard)
+ bcm63xx_pcmcia_register();
+
+ if (board.has_enet0 &&
+ !bcm63xx_nvram_get_mac_address(board.enet0.mac_addr))
+ bcm63xx_enet_register(0, &board.enet0);
+
+ if (board.has_enet1 &&
+ !bcm63xx_nvram_get_mac_address(board.enet1.mac_addr))
+ bcm63xx_enet_register(1, &board.enet1);
+
+ if (board.has_enetsw &&
+ !bcm63xx_nvram_get_mac_address(board.enetsw.mac_addr))
+ bcm63xx_enetsw_register(&board.enetsw);
+
+ if (board.has_usbd)
+ bcm63xx_usbd_register(&board.usbd);
+
+ if (board.has_ehci0)
+ bcm63xx_ehci_register();
+
+ if (board.has_ohci0)
+ bcm63xx_ohci_register();
+
+ if (board.has_dsp)
+ bcm63xx_dsp_register(&board.dsp);
+
+ /* Generate MAC address for WLAN and register our SPROM,
+ * do this after registering enet devices
+ */
+#ifdef CONFIG_SSB_PCIHOST
+ if (!bcm63xx_nvram_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
+
+ bcm63xx_spi_register();
+
+ bcm63xx_hsspi_register();
+
+ bcm63xx_flash_register();
+
+ bcm63xx_led_data.num_leds = ARRAY_SIZE(board.leds);
+ bcm63xx_led_data.leds = board.leds;
+
+ platform_device_register(&bcm63xx_gpio_leds);
+
+ if (board.ephy_reset_gpio && board.ephy_reset_gpio_flags)
+ gpio_request_one(board.ephy_reset_gpio,
+ board.ephy_reset_gpio_flags, "ephy-reset");
+
+ return 0;
+}
--- /dev/null
+++ b/arch/mips/bcm63xx/boards/board_common.h
@@ -0,0 +1,8 @@
+#ifndef __BOARD_COMMON_H
+#define __BOARD_COMMON_H
+
+#include <board_bcm963xx.h>
+
+void board_early_setup(const struct board_info *board);
+
+#endif /* __BOARD_COMMON_H */
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