From 80720c83833c6009b68958fff4e1cca712808395 Mon Sep 17 00:00:00 2001 From: Richard Zhu Date: Thu, 24 Jan 2019 15:07:32 +0800 Subject: [PATCH] MLK-16095-01 i2c: mux: pca954x: add i2c bus switch PCA9646 chip support Add i2c bus switch PCA9646 chip support, which 2-wire bus switch and buffered 4-channel. Signed-off-by: Fugang Duan --- drivers/i2c/muxes/i2c-mux-pca954x.c | 8 ++++++++ 1 file changed, 8 insertions(+) --- a/drivers/i2c/muxes/i2c-mux-pca954x.c +++ b/drivers/i2c/muxes/i2c-mux-pca954x.c @@ -64,6 +64,7 @@ enum pca_type { pca_9546, pca_9547, pca_9548, + pca_9646, pca_9846, pca_9847, pca_9848, @@ -145,6 +146,11 @@ static const struct chip_desc chips[] = .muxtype = pca954x_isswi, .id = { .manufacturer_id = I2C_DEVICE_ID_NONE }, }, + [pca_9646] = { + .nchans = 4, + .muxtype = pca954x_isswi, + .id = { .manufacturer_id = I2C_DEVICE_ID_NONE }, + }, [pca_9846] = { .nchans = 4, .muxtype = pca954x_isswi, @@ -190,6 +196,7 @@ static const struct i2c_device_id pca954 { "pca9546", pca_9546 }, { "pca9547", pca_9547 }, { "pca9548", pca_9548 }, + { "pca9646", pca_9646 }, { "pca9846", pca_9846 }, { "pca9847", pca_9847 }, { "pca9848", pca_9848 }, @@ -208,6 +215,7 @@ static const struct of_device_id pca954x { .compatible = "nxp,pca9546", .data = &chips[pca_9546] }, { .compatible = "nxp,pca9547", .data = &chips[pca_9547] }, { .compatible = "nxp,pca9548", .data = &chips[pca_9548] }, + { .compatible = "nxp,pca9646", .data = &chips[pca_9646] }, { .compatible = "nxp,pca9846", .data = &chips[pca_9846] }, { .compatible = "nxp,pca9847", .data = &chips[pca_9847] }, { .compatible = "nxp,pca9848", .data = &chips[pca_9848] },