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pinctrl: exynos: add support for multiple pin banks
Iterate all pin banks to find a pin Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com> Cc: Minkyu Kang <mk7.kang@samsung.com>
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85fcf94160
commit
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1 changed files with 22 additions and 6 deletions
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@ -5,6 +5,7 @@
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* Thomas Abraham <thomas.ab@samsung.com>
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*/
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#include <log.h>
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#include <common.h>
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#include <dm.h>
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#include <errno.h>
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@ -38,9 +39,9 @@ static unsigned long pin_to_bank_base(struct udevice *dev, const char *pin_name,
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u32 *pin)
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{
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struct exynos_pinctrl_priv *priv = dev_get_priv(dev);
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const struct samsung_pin_ctrl *pin_ctrl = priv->pin_ctrl;
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const struct samsung_pin_bank_data *bank_data = pin_ctrl->pin_banks;
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u32 nr_banks = pin_ctrl->nr_banks, idx = 0;
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const struct samsung_pin_ctrl *pin_ctrl_array = priv->pin_ctrl;
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const struct samsung_pin_bank_data *bank_data;
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u32 nr_banks, pin_ctrl_idx = 0, idx = 0, bank_base;
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char bank[10];
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/*
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@ -55,11 +56,26 @@ static unsigned long pin_to_bank_base(struct udevice *dev, const char *pin_name,
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*pin = pin_name[++idx] - '0';
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/* lookup the pin bank data using the pin bank name */
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for (idx = 0; idx < nr_banks; idx++)
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if (!strcmp(bank, bank_data[idx].name))
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while (true) {
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const struct samsung_pin_ctrl *pin_ctrl = &pin_ctrl_array[pin_ctrl_idx];
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nr_banks = pin_ctrl->nr_banks;
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if (!nr_banks)
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break;
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return priv->base + bank_data[idx].offset;
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bank_data = pin_ctrl->pin_banks;
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for (idx = 0; idx < nr_banks; idx++) {
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debug("pinctrl[%d] bank_data[%d] name is: %s\n",
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pin_ctrl_idx, idx, bank_data[idx].name);
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if (!strcmp(bank, bank_data[idx].name)) {
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bank_base = priv->base + bank_data[idx].offset;
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break;
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}
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}
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pin_ctrl_idx++;
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}
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return bank_base;
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}
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/**
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