Edward O'Callaghan (eocallaghan@alterapraxis.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/5576
-gerrit
commit 1b7e59449e85a27d92b74454240895059b739f26 Author: Edward O'Callaghan eocallaghan@alterapraxis.com Date: Thu Apr 24 02:58:11 2014 +1000
superio/fintek/f71869ad: Provide devicetree conf of multi-func reg
Facilitate for the configuration of so called "Multi-function Select Registers" with devicetree.cb in ramstage.
Change-Id: I80abcd8b767fc4b22d00d1384ce4ef89fe837e3d Signed-off-by: Edward O'Callaghan eocallaghan@alterapraxis.com --- src/superio/fintek/f71869ad/Makefile.inc | 1 + src/superio/fintek/f71869ad/chip.h | 2 + src/superio/fintek/f71869ad/f71869ad_multifunc.c | 52 ++++++++++++++++++++++++ src/superio/fintek/f71869ad/fintek_chip.h | 40 ++++++++++++++++++ src/superio/fintek/f71869ad/superio.c | 4 ++ 5 files changed, 99 insertions(+)
diff --git a/src/superio/fintek/f71869ad/Makefile.inc b/src/superio/fintek/f71869ad/Makefile.inc index 117239a..87d96e4 100644 --- a/src/superio/fintek/f71869ad/Makefile.inc +++ b/src/superio/fintek/f71869ad/Makefile.inc @@ -18,4 +18,5 @@ ## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA ##
+ramstage-$(CONFIG_SUPERIO_FINTEK_F71869AD) += f71869ad_multifunc.c ramstage-$(CONFIG_SUPERIO_FINTEK_F71869AD) += superio.c diff --git a/src/superio/fintek/f71869ad/chip.h b/src/superio/fintek/f71869ad/chip.h index ea2ee6e..9a427fb 100644 --- a/src/superio/fintek/f71869ad/chip.h +++ b/src/superio/fintek/f71869ad/chip.h @@ -22,9 +22,11 @@ #define SUPERIO_FINTEK_F71869AD_CHIP_H
#include <pc80/keyboard.h> +#include "fintek_chip.h"
struct superio_fintek_f71869ad_config { struct pc_keyboard keyboard; + struct superio_fintek_config multifunc; };
#endif /* SUPERIO_FINTEK_F71869AD_CHIP_H */ diff --git a/src/superio/fintek/f71869ad/f71869ad_multifunc.c b/src/superio/fintek/f71869ad/f71869ad_multifunc.c new file mode 100644 index 0000000..fb972d4 --- /dev/null +++ b/src/superio/fintek/f71869ad/f71869ad_multifunc.c @@ -0,0 +1,52 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Edward O'Callaghan eocallaghan@alterapraxis.com + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <arch/io.h> +#include <device/device.h> +#include <device/pnp.h> +#include "fintek_chip.h" + +#define MULTI_FUNC_SEL_REG1 0x28 +#define MULTI_FUNC_SEL_REG2 0x29 +#define MULTI_FUNC_SEL_REG3 0x2A +#define MULTI_FUNC_SEL_REG4 0x2B +#define MULTI_FUNC_SEL_REG5 0x2C + +void f71869ad_multifunc_init(device_t dev, struct superio_fintek_config * conf) +{ + pnp_enable_resources(dev); + pnp_enter_conf_mode(dev); + + printk(BIOS_DEBUG, + "Fintek Super I/O: Configuring Multi-function Registers..\n"); + + /* multi-func select reg1 */ + pnp_write_config(dev, MULTI_FUNC_SEL_REG1, multi_function_register_1); + /* multi-func select reg2 (CLK_TUNE_EN=0) */ + pnp_write_config(dev, MULTI_FUNC_SEL_REG2, multi_function_register_2); + /* multi-func select reg3 (CLK_TUNE_EN=0) */ + pnp_write_config(dev, MULTI_FUNC_SEL_REG3, multi_function_register_3); + /* multi-func select reg4 (CLK_TUNE_EN=0) */ + pnp_write_config(dev, MULTI_FUNC_SEL_REG4, multi_function_register_4); + /* multi-func select reg5 (CLK_TUNE_EN=0) */ + pnp_write_config(dev, MULTI_FUNC_SEL_REG5, multi_function_register_5); + + pnp_exit_conf_mode(dev); +} diff --git a/src/superio/fintek/f71869ad/fintek_chip.h b/src/superio/fintek/f71869ad/fintek_chip.h new file mode 100644 index 0000000..3316718 --- /dev/null +++ b/src/superio/fintek/f71869ad/fintek_chip.h @@ -0,0 +1,40 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Edward O'Callaghan eocallaghan@alterapraxis.com + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef SUPERIO_FINTEK_CHIP_H +#define SUPERIO_FINTEK_CHIP_H + +#include <arch/io.h> +#include <device/pnp.h> +#include <stdint.h> + +/* Member variables are defined in devicetree.cb. */ +struct superio_fintek_config +{ + u8 multi_function_register_1; + u8 multi_function_register_2; + u8 multi_function_register_3; + u8 multi_function_register_4; + u8 multi_function_register_5; +}; + +void f71869ad_multifunc_init(device_t dev, struct superio_fintek_config * conf); + +#endif /* SUPERIO_FINTEK_CHIP_H */ diff --git a/src/superio/fintek/f71869ad/superio.c b/src/superio/fintek/f71869ad/superio.c index 11ad6f8..bc63f7e 100644 --- a/src/superio/fintek/f71869ad/superio.c +++ b/src/superio/fintek/f71869ad/superio.c @@ -25,6 +25,7 @@ #include <console/console.h> #include <stdlib.h>
+#include "fintek_chip.h" #include "chip.h" #include "f71869ad.h"
@@ -40,6 +41,9 @@ static void f71869ad_init(device_t dev) case F71869AD_KBC: pc_keyboard_init(&conf->keyboard); break; + case F71869AD_HWM: + f71869ad_multifunc_init(dev, &conf->multifunc); + break; } }