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https://github.com/AsahiLinux/u-boot
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898ddf0a36
S5PC2XX: Macro values for Pull Up and Driver Strength were wrong. S5PC1XX: Macro values for Driver Strength were wrong. Signed-off-by: Chander Kashyap <chander.kashyap@linaro.org> Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
158 lines
4.3 KiB
C
158 lines
4.3 KiB
C
/*
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* (C) Copyright 2009 Samsung Electronics
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* Minkyu Kang <mk7.kang@samsung.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __ASM_ARCH_GPIO_H
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#define __ASM_ARCH_GPIO_H
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#ifndef __ASSEMBLY__
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struct s5p_gpio_bank {
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unsigned int con;
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unsigned int dat;
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unsigned int pull;
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unsigned int drv;
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unsigned int pdn_con;
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unsigned int pdn_pull;
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unsigned char res1[8];
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};
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struct s5pc100_gpio {
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struct s5p_gpio_bank a0;
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struct s5p_gpio_bank a1;
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struct s5p_gpio_bank b;
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struct s5p_gpio_bank c;
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struct s5p_gpio_bank d;
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struct s5p_gpio_bank e0;
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struct s5p_gpio_bank e1;
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struct s5p_gpio_bank f0;
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struct s5p_gpio_bank f1;
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struct s5p_gpio_bank f2;
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struct s5p_gpio_bank f3;
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struct s5p_gpio_bank g0;
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struct s5p_gpio_bank g1;
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struct s5p_gpio_bank g2;
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struct s5p_gpio_bank g3;
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struct s5p_gpio_bank i;
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struct s5p_gpio_bank j0;
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struct s5p_gpio_bank j1;
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struct s5p_gpio_bank j2;
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struct s5p_gpio_bank j3;
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struct s5p_gpio_bank j4;
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struct s5p_gpio_bank k0;
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struct s5p_gpio_bank k1;
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struct s5p_gpio_bank k2;
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struct s5p_gpio_bank k3;
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struct s5p_gpio_bank l0;
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struct s5p_gpio_bank l1;
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struct s5p_gpio_bank l2;
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struct s5p_gpio_bank l3;
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struct s5p_gpio_bank l4;
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struct s5p_gpio_bank h0;
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struct s5p_gpio_bank h1;
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struct s5p_gpio_bank h2;
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struct s5p_gpio_bank h3;
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};
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struct s5pc110_gpio {
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struct s5p_gpio_bank a0;
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struct s5p_gpio_bank a1;
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struct s5p_gpio_bank b;
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struct s5p_gpio_bank c0;
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struct s5p_gpio_bank c1;
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struct s5p_gpio_bank d0;
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struct s5p_gpio_bank d1;
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struct s5p_gpio_bank e0;
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struct s5p_gpio_bank e1;
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struct s5p_gpio_bank f0;
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struct s5p_gpio_bank f1;
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struct s5p_gpio_bank f2;
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struct s5p_gpio_bank f3;
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struct s5p_gpio_bank g0;
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struct s5p_gpio_bank g1;
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struct s5p_gpio_bank g2;
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struct s5p_gpio_bank g3;
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struct s5p_gpio_bank i;
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struct s5p_gpio_bank j0;
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struct s5p_gpio_bank j1;
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struct s5p_gpio_bank j2;
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struct s5p_gpio_bank j3;
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struct s5p_gpio_bank j4;
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struct s5p_gpio_bank mp0_1;
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struct s5p_gpio_bank mp0_2;
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struct s5p_gpio_bank mp0_3;
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struct s5p_gpio_bank mp0_4;
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struct s5p_gpio_bank mp0_5;
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struct s5p_gpio_bank mp0_6;
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struct s5p_gpio_bank mp0_7;
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struct s5p_gpio_bank mp1_0;
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struct s5p_gpio_bank mp1_1;
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struct s5p_gpio_bank mp1_2;
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struct s5p_gpio_bank mp1_3;
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struct s5p_gpio_bank mp1_4;
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struct s5p_gpio_bank mp1_5;
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struct s5p_gpio_bank mp1_6;
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struct s5p_gpio_bank mp1_7;
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struct s5p_gpio_bank mp1_8;
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struct s5p_gpio_bank mp2_0;
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struct s5p_gpio_bank mp2_1;
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struct s5p_gpio_bank mp2_2;
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struct s5p_gpio_bank mp2_3;
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struct s5p_gpio_bank mp2_4;
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struct s5p_gpio_bank mp2_5;
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struct s5p_gpio_bank mp2_6;
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struct s5p_gpio_bank mp2_7;
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struct s5p_gpio_bank mp2_8;
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struct s5p_gpio_bank res1[48];
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struct s5p_gpio_bank h0;
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struct s5p_gpio_bank h1;
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struct s5p_gpio_bank h2;
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struct s5p_gpio_bank h3;
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};
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/* functions */
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void gpio_cfg_pin(struct s5p_gpio_bank *bank, int gpio, int cfg);
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void gpio_direction_output(struct s5p_gpio_bank *bank, int gpio, int en);
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void gpio_direction_input(struct s5p_gpio_bank *bank, int gpio);
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void gpio_set_value(struct s5p_gpio_bank *bank, int gpio, int en);
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unsigned int gpio_get_value(struct s5p_gpio_bank *bank, int gpio);
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void gpio_set_pull(struct s5p_gpio_bank *bank, int gpio, int mode);
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void gpio_set_drv(struct s5p_gpio_bank *bank, int gpio, int mode);
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void gpio_set_rate(struct s5p_gpio_bank *bank, int gpio, int mode);
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#endif
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/* Pin configurations */
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#define GPIO_INPUT 0x0
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#define GPIO_OUTPUT 0x1
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#define GPIO_IRQ 0xf
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#define GPIO_FUNC(x) (x)
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/* Pull mode */
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#define GPIO_PULL_NONE 0x0
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#define GPIO_PULL_DOWN 0x1
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#define GPIO_PULL_UP 0x2
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/* Drive Strength level */
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#define GPIO_DRV_1X 0x0
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#define GPIO_DRV_3X 0x1
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#define GPIO_DRV_2X 0x2
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#define GPIO_DRV_4X 0x3
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#define GPIO_DRV_FAST 0x0
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#define GPIO_DRV_SLOW 0x1
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#endif
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