[PATCH v5 8/9] irqchip: rtd1195-mux: Add RTD1395 definitions

From: Andreas FÃrber
Date: Thu Nov 21 2019 - 00:02:45 EST


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 FÃrber <afaerber@xxxxxxx>
---
@Realtek: Does RTD1395 still have the WDOG_NMI misc interrupt at bit 2?

v4 -> v5:
* Renamed misc bits from MISC_ to MIS_ for consistency
* Filled in irq_chip names

v4: New

drivers/irqchip/irq-rtd1195-mux.c | 85 ++++++++++++++++++++++++++++++++++++++-
1 file changed, 84 insertions(+), 1 deletion(-)

diff --git a/drivers/irqchip/irq-rtd1195-mux.c b/drivers/irqchip/irq-rtd1195-mux.c
index e3e2e42d9df2..e0264759c0a8 100644
--- a/drivers/irqchip/irq-rtd1195-mux.c
+++ b/drivers/irqchip/irq-rtd1195-mux.c
@@ -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 FÃrber
*/

@@ -314,6 +315,62 @@ static const u32 rtd1295_misc_isr_to_scpu_int_en_mask[32] = {
[RTD1295_MIS_ISR_WDOG_NMI_SHIFT] = SCPU_INT_EN_NMI_MASK,
};

+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_MIS_ISR_UR1_SHIFT = 3,
+ RTD1395_MIS_ISR_UR1_TO_SHIFT = 5,
+ RTD1395_MIS_ISR_UR2_SHIFT = 8,
+ RTD1395_MIS_ISR_UR2_TO_SHIFT = 13,
+ RTD1395_MIS_ISR_I2C5_SHIFT = 14,
+ RTD1395_MIS_ISR_SC0_SHIFT = 24,
+ RTD1395_MIS_ISR_SPI_SHIFT = 27,
+ RTD1395_MIS_ISR_FAN_SHIFT = 29,
+};
+
+static const u32 rtd1395_misc_isr_to_scpu_int_en_mask[32] = {
+ [RTD1395_MIS_ISR_UR1_SHIFT] = BIT(3),
+ [RTD1395_MIS_ISR_UR1_TO_SHIFT] = BIT(5),
+ [RTD1395_MIS_ISR_UR2_TO_SHIFT] = BIT(6),
+ [RTD1395_MIS_ISR_UR2_SHIFT] = BIT(7),
+ [RTD1395_MIS_ISR_I2C5_SHIFT] = BIT(14),
+ [RTD1395_MIS_ISR_SC0_SHIFT] = BIT(24),
+ [RTD1395_MIS_ISR_SPI_SHIFT] = BIT(27),
+ [RTD1395_MIS_ISR_FAN_SHIFT] = BIT(29),
+};
+
static const struct rtd1195_irq_mux_info rtd1195_iso_irq_mux_info = {
.name = "iso",
.isr_offset = 0x0,
@@ -330,6 +387,14 @@ 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 = {
+ .name = "iso",
+ .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 = {
.name = "misc",
.umsk_isr_offset = 0x8,
@@ -346,6 +411,14 @@ 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 = {
+ .name = "misc",
+ .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",
@@ -355,6 +428,10 @@ 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,
@@ -363,6 +440,10 @@ 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,
+ },
{
}
};
@@ -425,5 +506,7 @@ 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);
--
2.16.4