From b606d5ae905f5e560021298307ab7b9ef69a60f1 Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Fri, 18 Nov 2011 00:17:54 +0000 Subject: MIPS: ath79: Rename dev-ar913x-wmac.c to dev-wmac.c Rename the file as a last step of the 'ar913x' removal changes. Signed-off-by: Gabor Juhos Cc: Imre Kaloz Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/3034/ Signed-off-by: Ralf Baechle --- arch/mips/ath79/dev-wmac.c | 109 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 109 insertions(+) create mode 100644 arch/mips/ath79/dev-wmac.c (limited to 'arch/mips/ath79/dev-wmac.c') diff --git a/arch/mips/ath79/dev-wmac.c b/arch/mips/ath79/dev-wmac.c new file mode 100644 index 000000000000..24f546985b69 --- /dev/null +++ b/arch/mips/ath79/dev-wmac.c @@ -0,0 +1,109 @@ +/* + * Atheros AR913X/AR933X SoC built-in WMAC device support + * + * Copyright (C) 2008-2011 Gabor Juhos + * Copyright (C) 2008 Imre Kaloz + * + * 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 +#include +#include +#include +#include + +#include +#include +#include "dev-wmac.h" + +static struct ath9k_platform_data ath79_wmac_data; + +static struct resource ath79_wmac_resources[] = { + { + /* .start and .end fields are filled dynamically */ + .flags = IORESOURCE_MEM, + }, { + .start = ATH79_CPU_IRQ_IP2, + .end = ATH79_CPU_IRQ_IP2, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device ath79_wmac_device = { + .name = "ath9k", + .id = -1, + .resource = ath79_wmac_resources, + .num_resources = ARRAY_SIZE(ath79_wmac_resources), + .dev = { + .platform_data = &ath79_wmac_data, + }, +}; + +static void __init ar913x_wmac_setup(void) +{ + /* reset the WMAC */ + ath79_device_reset_set(AR913X_RESET_AMBA2WMAC); + mdelay(10); + + ath79_device_reset_clear(AR913X_RESET_AMBA2WMAC); + mdelay(10); + + ath79_wmac_resources[0].start = AR913X_WMAC_BASE; + ath79_wmac_resources[0].end = AR913X_WMAC_BASE + AR913X_WMAC_SIZE - 1; +} + + +static int ar933x_wmac_reset(void) +{ + ath79_device_reset_clear(AR933X_RESET_WMAC); + ath79_device_reset_set(AR933X_RESET_WMAC); + + return 0; +} + +static int ar933x_r1_get_wmac_revision(void) +{ + return ath79_soc_rev; +} + +static void __init ar933x_wmac_setup(void) +{ + u32 t; + + ar933x_wmac_reset(); + + ath79_wmac_device.name = "ar933x_wmac"; + + ath79_wmac_resources[0].start = AR933X_WMAC_BASE; + ath79_wmac_resources[0].end = AR933X_WMAC_BASE + AR933X_WMAC_SIZE - 1; + + t = ath79_reset_rr(AR933X_RESET_REG_BOOTSTRAP); + if (t & AR933X_BOOTSTRAP_REF_CLK_40) + ath79_wmac_data.is_clk_25mhz = false; + else + ath79_wmac_data.is_clk_25mhz = true; + + if (ath79_soc_rev == 1) + ath79_wmac_data.get_mac_revision = ar933x_r1_get_wmac_revision; + + ath79_wmac_data.external_reset = ar933x_wmac_reset; +} + +void __init ath79_register_wmac(u8 *cal_data) +{ + if (soc_is_ar913x()) + ar913x_wmac_setup(); + if (soc_is_ar933x()) + ar933x_wmac_setup(); + else + BUG(); + + if (cal_data) + memcpy(ath79_wmac_data.eeprom_data, cal_data, + sizeof(ath79_wmac_data.eeprom_data)); + + platform_device_register(&ath79_wmac_device); +} -- cgit v1.2.1