am300epd.c (2d8ad8719591fa803b0d589ed057fa46f49b7155) am300epd.c (5898eb79fb45d4fd4ce22139c168de937bfaab38)
1/*
2 * am300epd.c -- Platform device for AM300 EPD kit
3 *
4 * Copyright (C) 2008, Jaya Kumar
5 *
6 * This file is subject to the terms and conditions of the GNU General Public
7 * License. See the file COPYING in the main directory of this archive for
8 * more details.

--- 111 unchanged lines hidden (view full) ---

120
121 /* we also need to take care of the hdb bus */
122 for (i = DB0_GPIO_PIN; i <= DB15_GPIO_PIN; i++) {
123 sprintf(dbname, "DB%d", i);
124 err = gpio_request(i, dbname);
125 if (err) {
126 dev_err(&am300_device->dev, "failed requesting "
127 "gpio %d, err=%d\n", i, err);
1/*
2 * am300epd.c -- Platform device for AM300 EPD kit
3 *
4 * Copyright (C) 2008, Jaya Kumar
5 *
6 * This file is subject to the terms and conditions of the GNU General Public
7 * License. See the file COPYING in the main directory of this archive for
8 * more details.

--- 111 unchanged lines hidden (view full) ---

120
121 /* we also need to take care of the hdb bus */
122 for (i = DB0_GPIO_PIN; i <= DB15_GPIO_PIN; i++) {
123 sprintf(dbname, "DB%d", i);
124 err = gpio_request(i, dbname);
125 if (err) {
126 dev_err(&am300_device->dev, "failed requesting "
127 "gpio %d, err=%d\n", i, err);
128 while (i >= DB0_GPIO_PIN)
129 gpio_free(i--);
130 i = ARRAY_SIZE(gpios) - 1;
131 goto err_req_gpio;
128 goto err_req_gpio2;
132 }
133 }
134
135 /* setup the outputs and init values */
136 gpio_direction_output(PWR_GPIO_PIN, 0);
137 gpio_direction_output(CFG_GPIO_PIN, 1);
138 gpio_direction_output(DC_GPIO_PIN, 0);
139 gpio_direction_output(RD_GPIO_PIN, 1);

--- 14 unchanged lines hidden (view full) ---

154 gpio_set_value(RST_GPIO_PIN, 0);
155 msleep(10);
156 gpio_set_value(RST_GPIO_PIN, 1);
157 msleep(10);
158 am300_wait_event(par);
159
160 return 0;
161
129 }
130 }
131
132 /* setup the outputs and init values */
133 gpio_direction_output(PWR_GPIO_PIN, 0);
134 gpio_direction_output(CFG_GPIO_PIN, 1);
135 gpio_direction_output(DC_GPIO_PIN, 0);
136 gpio_direction_output(RD_GPIO_PIN, 1);

--- 14 unchanged lines hidden (view full) ---

151 gpio_set_value(RST_GPIO_PIN, 0);
152 msleep(10);
153 gpio_set_value(RST_GPIO_PIN, 1);
154 msleep(10);
155 am300_wait_event(par);
156
157 return 0;
158
159err_req_gpio2:
160 while (--i >= DB0_GPIO_PIN)
161 gpio_free(i);
162 i = ARRAY_SIZE(gpios);
162err_req_gpio:
163err_req_gpio:
163 while (i > 0)
164 gpio_free(gpios[i--]);
164 while (--i >= 0)
165 gpio_free(gpios[i]);
165
166 return err;
167}
168
169static int am300_init_board(struct broadsheetfb_par *par)
170{
171 return am300_init_gpio_regs(par);
172}

--- 123 unchanged lines hidden --- 		166
167 return err;
168}
169
170static int am300_init_board(struct broadsheetfb_par *par)
171{
172 return am300_init_gpio_regs(par);
173}

--- 123 unchanged lines hidden ---