@@ -1,7 +1,8 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * Realtek RTD1195/RTD1295 IRQ mux
+ * Realtek RTD1195/RTD1295/RTD1395 IRQ mux
*
+ * Copyright (C) 2017 Realtek Semiconductor Corporation
* Copyright (c) 2017-2019 Andreas Färber
*/
@@ -277,6 +278,62 @@ static const u32 rtd1295_misc_isr_to_scpu_int_en_mask[32] = {
[RTD1295_ISR_FAN_SHIFT] = BIT(29),
};
+enum rtd1395_iso_isr_bits {
+ RTD1395_ISO_ISR_UR0_SHIFT = 2,
+ RTD1395_ISO_ISR_IRDA_SHIFT = 5,
+ RTD1395_ISO_ISR_I2C0_SHIFT = 8,
+ RTD1395_ISO_ISR_I2C1_SHIFT = 11,
+ RTD1395_ISO_ISR_RTC_HSEC_SHIFT = 12,
+ RTD1395_ISO_ISR_RTC_ALARM_SHIFT = 13,
+ RTD1395_ISO_ISR_LSADC0_SHIFT = 16,
+ RTD1395_ISO_ISR_LSADC1_SHIFT = 17,
+ RTD1395_ISO_ISR_GPIOA_SHIFT = 19,
+ RTD1395_ISO_ISR_GPIODA_SHIFT = 20,
+ RTD1395_ISO_ISR_GPHY_HV_SHIFT = 28,
+ RTD1395_ISO_ISR_GPHY_DV_SHIFT = 29,
+ RTD1395_ISO_ISR_GPHY_AV_SHIFT = 30,
+ RTD1395_ISO_ISR_I2C1_REQ_SHIFT = 31,
+};
+
+static const u32 rtd1395_iso_isr_to_scpu_int_en_mask[32] = {
+ [RTD1395_ISO_ISR_UR0_SHIFT] = BIT(2),
+ [RTD1395_ISO_ISR_IRDA_SHIFT] = BIT(5),
+ [RTD1395_ISO_ISR_I2C0_SHIFT] = BIT(8),
+ [RTD1395_ISO_ISR_I2C1_SHIFT] = BIT(11),
+ [RTD1395_ISO_ISR_RTC_HSEC_SHIFT] = BIT(12),
+ [RTD1395_ISO_ISR_RTC_ALARM_SHIFT] = BIT(13),
+ [RTD1395_ISO_ISR_LSADC0_SHIFT] = BIT(16),
+ [RTD1395_ISO_ISR_LSADC1_SHIFT] = BIT(17),
+ [RTD1395_ISO_ISR_GPIOA_SHIFT] = BIT(19),
+ [RTD1395_ISO_ISR_GPIODA_SHIFT] = BIT(20),
+ [RTD1395_ISO_ISR_GPHY_HV_SHIFT] = BIT(28),
+ [RTD1395_ISO_ISR_GPHY_DV_SHIFT] = BIT(29),
+ [RTD1395_ISO_ISR_GPHY_AV_SHIFT] = BIT(30),
+ [RTD1395_ISO_ISR_I2C1_REQ_SHIFT] = BIT(31),
+};
+
+enum rtd1395_misc_isr_bits {
+ RTD1395_MISC_ISR_UR1_SHIFT = 3,
+ RTD1395_MISC_ISR_UR1_TO_SHIFT = 5,
+ RTD1395_MISC_ISR_UR2_SHIFT = 8,
+ RTD1395_MISC_ISR_UR2_TO_SHIFT = 13,
+ RTD1395_MISC_ISR_I2C5_SHIFT = 14,
+ RTD1395_MISC_ISR_SC0_SHIFT = 24,
+ RTD1395_MISC_ISR_SPI_SHIFT = 27,
+ RTD1395_MISC_ISR_FAN_SHIFT = 29,
+};
+
+static const u32 rtd1395_misc_isr_to_scpu_int_en_mask[32] = {
+ [RTD1395_MISC_ISR_UR1_SHIFT] = BIT(3),
+ [RTD1395_MISC_ISR_UR1_TO_SHIFT] = BIT(5),
+ [RTD1395_MISC_ISR_UR2_TO_SHIFT] = BIT(6),
+ [RTD1395_MISC_ISR_UR2_SHIFT] = BIT(7),
+ [RTD1395_MISC_ISR_I2C5_SHIFT] = BIT(14),
+ [RTD1395_MISC_ISR_SC0_SHIFT] = BIT(24),
+ [RTD1395_MISC_ISR_SPI_SHIFT] = BIT(27),
+ [RTD1395_MISC_ISR_FAN_SHIFT] = BIT(29),
+};
+
static const struct rtd1195_irq_mux_info rtd1195_iso_irq_mux_info = {
.isr_offset = 0x0,
.umsk_isr_offset = 0x4,
@@ -291,6 +348,13 @@ static const struct rtd1195_irq_mux_info rtd1295_iso_irq_mux_info = {
.isr_to_int_en_mask = rtd1295_iso_isr_to_scpu_int_en_mask,
};
+static const struct rtd1195_irq_mux_info rtd1395_iso_irq_mux_info = {
+ .isr_offset = 0x0,
+ .umsk_isr_offset = 0x4,
+ .scpu_int_en_offset = 0x40,
+ .isr_to_int_en_mask = rtd1395_iso_isr_to_scpu_int_en_mask,
+};
+
static const struct rtd1195_irq_mux_info rtd1195_misc_irq_mux_info = {
.umsk_isr_offset = 0x8,
.isr_offset = 0xc,
@@ -305,6 +369,13 @@ static const struct rtd1195_irq_mux_info rtd1295_misc_irq_mux_info = {
.isr_to_int_en_mask = rtd1295_misc_isr_to_scpu_int_en_mask,
};
+static const struct rtd1195_irq_mux_info rtd1395_misc_irq_mux_info = {
+ .umsk_isr_offset = 0x8,
+ .isr_offset = 0xc,
+ .scpu_int_en_offset = 0x80,
+ .isr_to_int_en_mask = rtd1395_misc_isr_to_scpu_int_en_mask,
+};
+
static const struct of_device_id rtd1295_irq_mux_dt_matches[] = {
{
.compatible = "realtek,rtd1195-iso-irq-mux",
@@ -314,6 +385,10 @@ static const struct of_device_id rtd1295_irq_mux_dt_matches[] = {
.compatible = "realtek,rtd1295-iso-irq-mux",
.data = &rtd1295_iso_irq_mux_info,
},
+ {
+ .compatible = "realtek,rtd1395-iso-irq-mux",
+ .data = &rtd1395_iso_irq_mux_info,
+ },
{
.compatible = "realtek,rtd1195-misc-irq-mux",
.data = &rtd1195_misc_irq_mux_info,
@@ -322,6 +397,10 @@ static const struct of_device_id rtd1295_irq_mux_dt_matches[] = {
.compatible = "realtek,rtd1295-misc-irq-mux",
.data = &rtd1295_misc_irq_mux_info,
},
+ {
+ .compatible = "realtek,rtd1395-misc-irq-mux",
+ .data = &rtd1395_misc_irq_mux_info,
+ },
{
}
};
@@ -378,5 +457,7 @@ static int __init rtd1195_irq_mux_init(struct device_node *node,
}
IRQCHIP_DECLARE(rtd1195_iso_mux, "realtek,rtd1195-iso-irq-mux", rtd1195_irq_mux_init);
IRQCHIP_DECLARE(rtd1295_iso_mux, "realtek,rtd1295-iso-irq-mux", rtd1195_irq_mux_init);
+IRQCHIP_DECLARE(rtd1395_iso_mux, "realtek,rtd1395-iso-irq-mux", rtd1195_irq_mux_init);
IRQCHIP_DECLARE(rtd1195_misc_mux, "realtek,rtd1195-misc-irq-mux", rtd1195_irq_mux_init);
IRQCHIP_DECLARE(rtd1295_misc_mux, "realtek,rtd1295-misc-irq-mux", rtd1195_irq_mux_init);
+IRQCHIP_DECLARE(rtd1395_misc_mux, "realtek,rtd1395-misc-irq-mux", rtd1195_irq_mux_init);
Add compatible strings and bit mappings for Realtek RTD1395 SoC. Based on BPI-M4-bsp linux-rtk/drivers/irqchip/irq-rtd139x.h. Signed-off-by: Andreas Färber <afaerber@suse.de> --- v4: New drivers/irqchip/irq-rtd1195-mux.c | 83 ++++++++++++++++++++++++++++++++++++++- 1 file changed, 82 insertions(+), 1 deletion(-)